<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:ad1b9faf-2351-4b92-98ea-999bc2ea960f,g:45e2be9b-365c-4627-8b88-b3e7e657e124-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member"/>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/Cover" xlink:type="simple" xlink:href="bzfd-20251231.xsd#Cover"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/Cover" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentInformationTable_26ed55f5-9606-4b86-8487-0ca766c37943" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentInformationTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_DocumentInformationTable_26ed55f5-9606-4b86-8487-0ca766c37943" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_5f3fbcc3-6425-4986-ba0f-f6dd78abb167" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_dei_DocumentInformationTable_26ed55f5-9606-4b86-8487-0ca766c37943" xlink:to="loc_us-gaap_StatementClassOfStockAxis_5f3fbcc3-6425-4986-ba0f-f6dd78abb167" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_5f3fbcc3-6425-4986-ba0f-f6dd78abb167_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_5f3fbcc3-6425-4986-ba0f-f6dd78abb167" xlink:to="loc_us-gaap_ClassOfStockDomain_5f3fbcc3-6425-4986-ba0f-f6dd78abb167_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_c80f7822-4b4d-43a3-b2a1-bc8683570520" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_5f3fbcc3-6425-4986-ba0f-f6dd78abb167" xlink:to="loc_us-gaap_ClassOfStockDomain_c80f7822-4b4d-43a3-b2a1-bc8683570520" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_8aeff697-edc7-4a9e-b014-f329c8acde22" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_c80f7822-4b4d-43a3-b2a1-bc8683570520" xlink:to="loc_us-gaap_CommonClassAMember_8aeff697-edc7-4a9e-b014-f329c8acde22" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_RedeemableWarrantsEachWholeWarrantExercisableForOneShareOfClassCommonStockMember_887f745e-8672-49e4-b2b7-113b6968283c" xlink:href="bzfd-20251231.xsd#bzfd_RedeemableWarrantsEachWholeWarrantExercisableForOneShareOfClassCommonStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_c80f7822-4b4d-43a3-b2a1-bc8683570520" xlink:to="loc_bzfd_RedeemableWarrantsEachWholeWarrantExercisableForOneShareOfClassCommonStockMember_887f745e-8672-49e4-b2b7-113b6968283c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassBMember_f533b17a-8da5-482b-b96d-b282f60d906d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassBMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_c80f7822-4b4d-43a3-b2a1-bc8683570520" xlink:to="loc_us-gaap_CommonClassBMember_f533b17a-8da5-482b-b96d-b282f60d906d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassCMember_c68fefd5-2306-4f3f-8edb-8936c09c8e32" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassCMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_c80f7822-4b4d-43a3-b2a1-bc8683570520" xlink:to="loc_us-gaap_CommonClassCMember_c68fefd5-2306-4f3f-8edb-8936c09c8e32" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_96781f81-238d-468f-a505-7bc11b076d19" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentType"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_DocumentType_96781f81-238d-468f-a505-7bc11b076d19" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentAnnualReport_b66865c3-2756-406b-88c0-0820faabe1b3" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentAnnualReport"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_DocumentAnnualReport_b66865c3-2756-406b-88c0-0820faabe1b3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_7540deaf-f0b5-4fa8-93bb-8cbf9b8e0132" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentPeriodEndDate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_DocumentPeriodEndDate_7540deaf-f0b5-4fa8-93bb-8cbf9b8e0132" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CurrentFiscalYearEndDate_bf04f619-9588-4ad6-a9b4-622d41c0809b" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CurrentFiscalYearEndDate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_CurrentFiscalYearEndDate_bf04f619-9588-4ad6-a9b4-622d41c0809b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentTransitionReport_f2ef14bf-03f8-4f1b-a8c6-089ef2d2582d" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentTransitionReport"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_DocumentTransitionReport_f2ef14bf-03f8-4f1b-a8c6-089ef2d2582d" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_e698ad47-bc36-4796-a277-43bcde6c70f3" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityFileNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_EntityFileNumber_e698ad47-bc36-4796-a277-43bcde6c70f3" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_dbabc66f-74e8-405c-96a6-113f14d1a931" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityRegistrantName"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_EntityRegistrantName_dbabc66f-74e8-405c-96a6-113f14d1a931" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_c3ebed52-b87c-42db-aa0d-a878b8cbbe64" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityIncorporationStateCountryCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_EntityIncorporationStateCountryCode_c3ebed52-b87c-42db-aa0d-a878b8cbbe64" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_c41d106b-79b4-4d0a-b4d4-49fe3e7e7209" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_EntityTaxIdentificationNumber_c41d106b-79b4-4d0a-b4d4-49fe3e7e7209" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_987d193c-9c64-4431-ab17-eacf0796d485" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_EntityAddressAddressLine1_987d193c-9c64-4431-ab17-eacf0796d485" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_f7b5013a-40f5-4b7c-89da-c28ae6b24a72" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressStateOrProvince"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_EntityAddressStateOrProvince_f7b5013a-40f5-4b7c-89da-c28ae6b24a72" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_96755b80-c515-4aa1-9810-a68b58b00f82" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressCityOrTown"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_EntityAddressCityOrTown_96755b80-c515-4aa1-9810-a68b58b00f82" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_225dd988-b497-4100-9076-7430867457d2" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressPostalZipCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_EntityAddressPostalZipCode_225dd988-b497-4100-9076-7430867457d2" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_90b19028-cc44-4cae-b922-7e5f2a93493c" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CityAreaCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_CityAreaCode_90b19028-cc44-4cae-b922-7e5f2a93493c" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_a8653960-48e5-4817-8343-efa4f9e67224" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LocalPhoneNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_LocalPhoneNumber_a8653960-48e5-4817-8343-efa4f9e67224" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle_21d0f6e3-c0c5-4134-9d01-04f990efde7d" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_Security12bTitle"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_Security12bTitle_21d0f6e3-c0c5-4134-9d01-04f990efde7d" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol_4ee0e454-49d1-4f2f-ae13-d42705b0fccd" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_TradingSymbol"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_TradingSymbol_4ee0e454-49d1-4f2f-ae13-d42705b0fccd" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName_721ec99d-00bd-48dc-9820-50c5bb014036" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SecurityExchangeName"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_SecurityExchangeName_721ec99d-00bd-48dc-9820-50c5bb014036" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityWellKnownSeasonedIssuer_787123de-6bdf-447a-b9a3-cedc91f7cea5" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityWellKnownSeasonedIssuer"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_EntityWellKnownSeasonedIssuer_787123de-6bdf-447a-b9a3-cedc91f7cea5" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityVoluntaryFilers_6b8ff798-548a-4e37-a138-3910a43cc7b0" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityVoluntaryFilers"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_EntityVoluntaryFilers_6b8ff798-548a-4e37-a138-3910a43cc7b0" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCurrentReportingStatus_e8f18294-d028-4013-81d1-6c5f9faba6cd" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCurrentReportingStatus"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_EntityCurrentReportingStatus_e8f18294-d028-4013-81d1-6c5f9faba6cd" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityInteractiveDataCurrent_26535f93-a686-4d36-9578-1c278ec2f791" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityInteractiveDataCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_EntityInteractiveDataCurrent_26535f93-a686-4d36-9578-1c278ec2f791" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFilerCategory_14e4e034-0bb3-4b83-bc4c-ebf0e64be10d" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityFilerCategory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_EntityFilerCategory_14e4e034-0bb3-4b83-bc4c-ebf0e64be10d" xlink:type="arc" order="22"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntitySmallBusiness_ab1d5b91-8339-4985-a138-ddbdbe153b74" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntitySmallBusiness"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_EntitySmallBusiness_ab1d5b91-8339-4985-a138-ddbdbe153b74" xlink:type="arc" order="23"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_508a167a-ebc4-4772-b5bf-6d84ac7004c1" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityEmergingGrowthCompany"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_EntityEmergingGrowthCompany_508a167a-ebc4-4772-b5bf-6d84ac7004c1" xlink:type="arc" order="24"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityExTransitionPeriod_daba1159-1f12-4d5e-99da-a5b38c7bf77b" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityExTransitionPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_EntityExTransitionPeriod_daba1159-1f12-4d5e-99da-a5b38c7bf77b" xlink:type="arc" order="25"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_IcfrAuditorAttestationFlag_b89249f0-d7ce-4259-9f33-dbd70f40913b" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_IcfrAuditorAttestationFlag"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_IcfrAuditorAttestationFlag_b89249f0-d7ce-4259-9f33-dbd70f40913b" xlink:type="arc" order="26"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFinStmtErrorCorrectionFlag_3f92c2bd-de35-4edd-a7f2-6e4aca7d2690" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentFinStmtErrorCorrectionFlag"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_DocumentFinStmtErrorCorrectionFlag_3f92c2bd-de35-4edd-a7f2-6e4aca7d2690" xlink:type="arc" order="27"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFinStmtRestatementRecoveryAnalysisFlag_019cdd57-8700-7b15-8d84-3a1cdc6cc413" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentFinStmtRestatementRecoveryAnalysisFlag"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_DocumentFinStmtRestatementRecoveryAnalysisFlag_019cdd57-8700-7b15-8d84-3a1cdc6cc413" xlink:type="arc" order="28"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityShellCompany_2bceeae2-37a9-4311-9cef-3b55fb9bb805" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityShellCompany"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_EntityShellCompany_2bceeae2-37a9-4311-9cef-3b55fb9bb805" xlink:type="arc" order="29"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityPublicFloat_71a02867-596f-4895-ac0a-8bc6f8c305be" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityPublicFloat"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_EntityPublicFloat_71a02867-596f-4895-ac0a-8bc6f8c305be" xlink:type="arc" order="30"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCommonStockSharesOutstanding_36f5fbf8-705c-4cf8-8240-9b47d49fc776" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCommonStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_EntityCommonStockSharesOutstanding_36f5fbf8-705c-4cf8-8240-9b47d49fc776" xlink:type="arc" order="31"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_697500c8-dcff-4cba-a0a0-ff79497161d8" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCentralIndexKey"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_EntityCentralIndexKey_697500c8-dcff-4cba-a0a0-ff79497161d8" xlink:type="arc" order="32"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalPeriodFocus_cfaf1e94-fd8b-4360-a05f-cd13e8c56c36" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentFiscalPeriodFocus"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_DocumentFiscalPeriodFocus_cfaf1e94-fd8b-4360-a05f-cd13e8c56c36" xlink:type="arc" order="33"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalYearFocus_6f2aff98-fe51-436b-b83f-7acb01e55975" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentFiscalYearFocus"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_DocumentFiscalYearFocus_6f2aff98-fe51-436b-b83f-7acb01e55975" xlink:type="arc" order="34"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_329897a8-0c34-4843-9a2d-dcd490cd9c43" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AmendmentFlag"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_fff30bac-e4fb-41a6-9577-f5f69c2e0cc3" xlink:to="loc_dei_AmendmentFlag_329897a8-0c34-4843-9a2d-dcd490cd9c43" xlink:type="arc" order="35"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/CONSOLIDATEDBALANCESHEETS" xlink:type="simple" xlink:href="bzfd-20251231.xsd#CONSOLIDATEDBALANCESHEETS"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/CONSOLIDATEDBALANCESHEETS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_1f203f88-a758-4bd9-be4e-2d65bedc8141" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_8196b482-49d4-4217-a691-8e73120c9d40" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_1f203f88-a758-4bd9-be4e-2d65bedc8141" xlink:to="loc_us-gaap_StatementTable_8196b482-49d4-4217-a691-8e73120c9d40" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_a3c2cd7b-437d-42c4-8ba6-015570f1f63c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_8196b482-49d4-4217-a691-8e73120c9d40" xlink:to="loc_us-gaap_StatementClassOfStockAxis_a3c2cd7b-437d-42c4-8ba6-015570f1f63c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_a3c2cd7b-437d-42c4-8ba6-015570f1f63c_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_a3c2cd7b-437d-42c4-8ba6-015570f1f63c" xlink:to="loc_us-gaap_ClassOfStockDomain_a3c2cd7b-437d-42c4-8ba6-015570f1f63c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_6be1b8f3-d1e4-4336-8a01-bc5c2ca382cf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_a3c2cd7b-437d-42c4-8ba6-015570f1f63c" xlink:to="loc_us-gaap_ClassOfStockDomain_6be1b8f3-d1e4-4336-8a01-bc5c2ca382cf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_275fa1eb-7c9a-4485-bf5e-4a4db14134a3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_6be1b8f3-d1e4-4336-8a01-bc5c2ca382cf" xlink:to="loc_us-gaap_CommonClassAMember_275fa1eb-7c9a-4485-bf5e-4a4db14134a3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassBMember_cd0e0916-02d7-4cb2-8427-caae25a3ed1c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassBMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_6be1b8f3-d1e4-4336-8a01-bc5c2ca382cf" xlink:to="loc_us-gaap_CommonClassBMember_cd0e0916-02d7-4cb2-8427-caae25a3ed1c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsAbstract_12492ac8-507d-435b-b7f9-e175d3f6e9d2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_1f203f88-a758-4bd9-be4e-2d65bedc8141" xlink:to="loc_us-gaap_AssetsAbstract_12492ac8-507d-435b-b7f9-e175d3f6e9d2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrentAbstract_23a48933-9d53-4ccc-af33-77ad1656cd45" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrentAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_12492ac8-507d-435b-b7f9-e175d3f6e9d2" xlink:to="loc_us-gaap_AssetsCurrentAbstract_23a48933-9d53-4ccc-af33-77ad1656cd45" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_1ce9f837-23e3-4821-a2d1-2ba1c99437bb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsCurrentAbstract_23a48933-9d53-4ccc-af33-77ad1656cd45" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_1ce9f837-23e3-4821-a2d1-2ba1c99437bb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashCurrent_019cd350-d6ac-754a-aa56-da714be0f1c8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCashCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsCurrentAbstract_23a48933-9d53-4ccc-af33-77ad1656cd45" xlink:to="loc_us-gaap_RestrictedCashCurrent_019cd350-d6ac-754a-aa56-da714be0f1c8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_e89203b4-d447-43b6-adb2-3b0e6ec858b8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsCurrentAbstract_23a48933-9d53-4ccc-af33-77ad1656cd45" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_e89203b4-d447-43b6-adb2-3b0e6ec858b8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_1f43a601-c049-402d-8df6-186711fe0325" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsCurrentAbstract_23a48933-9d53-4ccc-af33-77ad1656cd45" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_1f43a601-c049-402d-8df6-186711fe0325" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_8830df57-c0fc-47fa-abbd-a208b55d7fd7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsCurrentAbstract_23a48933-9d53-4ccc-af33-77ad1656cd45" xlink:to="loc_us-gaap_AssetsCurrent_8830df57-c0fc-47fa-abbd-a208b55d7fd7" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_cbf360a9-8325-4032-bd37-c2634020de0a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_12492ac8-507d-435b-b7f9-e175d3f6e9d2" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_cbf360a9-8325-4032-bd37-c2634020de0a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_f4bc5cf7-8261-4690-aba8-4d09644ae8d2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_12492ac8-507d-435b-b7f9-e175d3f6e9d2" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_f4bc5cf7-8261-4690-aba8-4d09644ae8d2" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedComputerSoftwareNet_213b05d5-f4d4-470f-afae-48582333d62c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalizedComputerSoftwareNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_12492ac8-507d-435b-b7f9-e175d3f6e9d2" xlink:to="loc_us-gaap_CapitalizedComputerSoftwareNet_213b05d5-f4d4-470f-afae-48582333d62c" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_a958082c-32f9-45e1-ac3f-e46d9272223b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_12492ac8-507d-435b-b7f9-e175d3f6e9d2" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_a958082c-32f9-45e1-ac3f-e46d9272223b" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_8a8bd311-607b-4dcf-9a6c-4bd82ac4c965" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Goodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_12492ac8-507d-435b-b7f9-e175d3f6e9d2" xlink:to="loc_us-gaap_Goodwill_8a8bd311-607b-4dcf-9a6c-4bd82ac4c965" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FilmMonetizedOnItsOwnCapitalizedCost_019cb133-98f8-7c3a-947a-3263b7c5b2a4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FilmMonetizedOnItsOwnCapitalizedCost"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_12492ac8-507d-435b-b7f9-e175d3f6e9d2" xlink:to="loc_us-gaap_FilmMonetizedOnItsOwnCapitalizedCost_019cb133-98f8-7c3a-947a-3263b7c5b2a4" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashNoncurrent_019cd699-8fdc-73ea-8328-98707766b90d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCashNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_12492ac8-507d-435b-b7f9-e175d3f6e9d2" xlink:to="loc_us-gaap_RestrictedCashNoncurrent_019cd699-8fdc-73ea-8328-98707766b90d" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsNoncurrent_01b2183a-1089-4508-aacf-9ed9ff5fa63d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PrepaidExpenseAndOtherAssetsNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_12492ac8-507d-435b-b7f9-e175d3f6e9d2" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsNoncurrent_01b2183a-1089-4508-aacf-9ed9ff5fa63d" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_aa5fb2f0-b048-4ef4-80db-fa6309900e30" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Assets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_12492ac8-507d-435b-b7f9-e175d3f6e9d2" xlink:to="loc_us-gaap_Assets_aa5fb2f0-b048-4ef4-80db-fa6309900e30" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_342a9717-132d-4569-94ce-d160fdf69ebe" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_1f203f88-a758-4bd9-be4e-2d65bedc8141" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_342a9717-132d-4569-94ce-d160fdf69ebe" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrentAbstract_b5b0b27a-dde7-4424-b819-28dc09793f74" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesCurrentAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_342a9717-132d-4569-94ce-d160fdf69ebe" xlink:to="loc_us-gaap_LiabilitiesCurrentAbstract_b5b0b27a-dde7-4424-b819-28dc09793f74" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_170d626b-558a-4184-b552-e6c8e62a3511" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_b5b0b27a-dde7-4424-b819-28dc09793f74" xlink:to="loc_us-gaap_AccountsPayableCurrent_170d626b-558a-4184-b552-e6c8e62a3511" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_fb708664-db45-40ab-806d-a8edc005c1b9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_b5b0b27a-dde7-4424-b819-28dc09793f74" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrent_fb708664-db45-40ab-806d-a8edc005c1b9" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityCurrent_a2cae8e3-6c19-4599-8232-19600118b5b6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ContractWithCustomerLiabilityCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_b5b0b27a-dde7-4424-b819-28dc09793f74" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityCurrent_a2cae8e3-6c19-4599-8232-19600118b5b6" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_76879929-c0f9-47fc-872c-d5d430761131" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_b5b0b27a-dde7-4424-b819-28dc09793f74" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_76879929-c0f9-47fc-872c-d5d430761131" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_33823b0b-5d67-443a-9991-ec2e727140a9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_b5b0b27a-dde7-4424-b819-28dc09793f74" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_33823b0b-5d67-443a-9991-ec2e727140a9" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_693ce8a7-db21-4198-b586-5a132095cd46" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_b5b0b27a-dde7-4424-b819-28dc09793f74" xlink:to="loc_us-gaap_LongTermDebtCurrent_693ce8a7-db21-4198-b586-5a132095cd46" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_af6d5213-20b0-4f3f-b75c-5543c766cd3c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherLiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_b5b0b27a-dde7-4424-b819-28dc09793f74" xlink:to="loc_us-gaap_OtherLiabilitiesCurrent_af6d5213-20b0-4f3f-b75c-5543c766cd3c" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_db1932b2-0ca5-4bcd-a33c-5e9ff82900d4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_b5b0b27a-dde7-4424-b819-28dc09793f74" xlink:to="loc_us-gaap_LiabilitiesCurrent_db1932b2-0ca5-4bcd-a33c-5e9ff82900d4" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_d5e71b93-1334-477f-8a49-6a21a4ca1bf2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_342a9717-132d-4569-94ce-d160fdf69ebe" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_d5e71b93-1334-477f-8a49-6a21a4ca1bf2" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_773341ba-3907-4bce-861e-d2d16eab1e28" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_342a9717-132d-4569-94ce-d160fdf69ebe" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_773341ba-3907-4bce-861e-d2d16eab1e28" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WarrantsAndRightsOutstanding_c47783ed-6a58-4c07-a5fa-1d980dff2e6b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WarrantsAndRightsOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_342a9717-132d-4569-94ce-d160fdf69ebe" xlink:to="loc_us-gaap_WarrantsAndRightsOutstanding_c47783ed-6a58-4c07-a5fa-1d980dff2e6b" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_fe68df4f-152b-4392-b1a1-f47ff7927999" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_342a9717-132d-4569-94ce-d160fdf69ebe" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_fe68df4f-152b-4392-b1a1-f47ff7927999" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_4ed9cfe3-0f1f-446b-b543-0014fda57a30" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Liabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_342a9717-132d-4569-94ce-d160fdf69ebe" xlink:to="loc_us-gaap_Liabilities_4ed9cfe3-0f1f-446b-b543-0014fda57a30" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_1e821ed0-0a32-4c5e-81ac-54f84e5a0223" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_342a9717-132d-4569-94ce-d160fdf69ebe" xlink:to="loc_us-gaap_CommitmentsAndContingencies_1e821ed0-0a32-4c5e-81ac-54f84e5a0223" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityAbstract_07c547df-df79-434c-b54f-74d81c634a22" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_342a9717-132d-4569-94ce-d160fdf69ebe" xlink:to="loc_us-gaap_StockholdersEquityAbstract_07c547df-df79-434c-b54f-74d81c634a22" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_84bbdc76-05f4-4c57-8ebe-0901615ff39b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_07c547df-df79-434c-b54f-74d81c634a22" xlink:to="loc_us-gaap_CommonStockValue_84bbdc76-05f4-4c57-8ebe-0901615ff39b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonValue_019b9747-9fce-7a97-94fe-da7c22db5586" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TreasuryStockCommonValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_07c547df-df79-434c-b54f-74d81c634a22" xlink:to="loc_us-gaap_TreasuryStockCommonValue_019b9747-9fce-7a97-94fe-da7c22db5586" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapital_6aaef5f3-4f6b-494c-a30c-8ff9e46089aa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdditionalPaidInCapital"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_07c547df-df79-434c-b54f-74d81c634a22" xlink:to="loc_us-gaap_AdditionalPaidInCapital_6aaef5f3-4f6b-494c-a30c-8ff9e46089aa" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_5f017927-7465-4f71-b179-5ef2b99dfa87" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_07c547df-df79-434c-b54f-74d81c634a22" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_5f017927-7465-4f71-b179-5ef2b99dfa87" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_07c0f9d3-0d8d-43f5-8806-c905be403113" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_07c547df-df79-434c-b54f-74d81c634a22" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_07c0f9d3-0d8d-43f5-8806-c905be403113" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_243f0d86-6aa6-4f82-9ec6-42ebee414ee7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_07c547df-df79-434c-b54f-74d81c634a22" xlink:to="loc_us-gaap_StockholdersEquity_243f0d86-6aa6-4f82-9ec6-42ebee414ee7" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterest_c326a46c-99e4-4d6d-90cc-c5ed7d482119" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_07c547df-df79-434c-b54f-74d81c634a22" xlink:to="loc_us-gaap_MinorityInterest_c326a46c-99e4-4d6d-90cc-c5ed7d482119" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_d92e375a-e852-45ef-8add-912d7fece6e8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_07c547df-df79-434c-b54f-74d81c634a22" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_d92e375a-e852-45ef-8add-912d7fece6e8" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_c4b0f13c-2ceb-4a49-8103-45ad9d14b468" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_342a9717-132d-4569-94ce-d160fdf69ebe" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquity_c4b0f13c-2ceb-4a49-8103-45ad9d14b468" xlink:type="arc" order="9"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/CONSOLIDATEDBALANCESHEETSParenthetical" xlink:type="simple" xlink:href="bzfd-20251231.xsd#CONSOLIDATEDBALANCESHEETSParenthetical"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/CONSOLIDATEDBALANCESHEETSParenthetical" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_eb79e123-1183-45f3-80e2-58b9981996a7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_fbd1df02-49e8-4f77-af7b-ddc0fde915f7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_eb79e123-1183-45f3-80e2-58b9981996a7" xlink:to="loc_us-gaap_StatementTable_fbd1df02-49e8-4f77-af7b-ddc0fde915f7" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_e6e7f186-a152-47c7-bda6-ea2bd0feb5fb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_fbd1df02-49e8-4f77-af7b-ddc0fde915f7" xlink:to="loc_us-gaap_StatementClassOfStockAxis_e6e7f186-a152-47c7-bda6-ea2bd0feb5fb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_e6e7f186-a152-47c7-bda6-ea2bd0feb5fb_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_e6e7f186-a152-47c7-bda6-ea2bd0feb5fb" xlink:to="loc_us-gaap_ClassOfStockDomain_e6e7f186-a152-47c7-bda6-ea2bd0feb5fb_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_221be86a-84ab-45ab-bab0-ce11d07229de" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_e6e7f186-a152-47c7-bda6-ea2bd0feb5fb" xlink:to="loc_us-gaap_ClassOfStockDomain_221be86a-84ab-45ab-bab0-ce11d07229de" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_e8a60813-5dac-48c2-8e45-cf32dd26d449" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_221be86a-84ab-45ab-bab0-ce11d07229de" xlink:to="loc_us-gaap_CommonClassAMember_e8a60813-5dac-48c2-8e45-cf32dd26d449" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassBMember_a30d6e28-9a09-49aa-8e90-011082675743" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassBMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_221be86a-84ab-45ab-bab0-ce11d07229de" xlink:to="loc_us-gaap_CommonClassBMember_a30d6e28-9a09-49aa-8e90-011082675743" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_df121373-d408-4a91-8a49-e83788605065" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_eb79e123-1183-45f3-80e2-58b9981996a7" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_df121373-d408-4a91-8a49-e83788605065" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_bf0d78fb-bbe6-452e-92ca-9e2021db0387" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockParOrStatedValuePerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_eb79e123-1183-45f3-80e2-58b9981996a7" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_bf0d78fb-bbe6-452e-92ca-9e2021db0387" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_65972a52-01c3-47fd-a398-8890c077ebad" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesAuthorized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_eb79e123-1183-45f3-80e2-58b9981996a7" xlink:to="loc_us-gaap_CommonStockSharesAuthorized_65972a52-01c3-47fd-a398-8890c077ebad" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesIssued_4feb15cf-8716-48ce-b04f-fc31264e527c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesIssued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_eb79e123-1183-45f3-80e2-58b9981996a7" xlink:to="loc_us-gaap_CommonStockSharesIssued_4feb15cf-8716-48ce-b04f-fc31264e527c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_e8c3d46f-568f-4d3b-aad2-0e162f895543" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_eb79e123-1183-45f3-80e2-58b9981996a7" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_e8c3d46f-568f-4d3b-aad2-0e162f895543" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonShares_019b9d37-8d60-7acf-8f4c-cb6ebb787b3e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TreasuryStockCommonShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_eb79e123-1183-45f3-80e2-58b9981996a7" xlink:to="loc_us-gaap_TreasuryStockCommonShares_019b9d37-8d60-7acf-8f4c-cb6ebb787b3e" xlink:type="arc" order="5"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/CONSOLIDATEDSTATEMENTSOFSTOCKHOLDERSEQUITY" xlink:type="simple" xlink:href="bzfd-20251231.xsd#CONSOLIDATEDSTATEMENTSOFSTOCKHOLDERSEQUITY"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/CONSOLIDATEDSTATEMENTSOFSTOCKHOLDERSEQUITY" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_148f57df-0c58-4ae3-b92e-c022cffa8291" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_fa3e31eb-f164-4db5-9ec7-3fef7ebe20ce" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_148f57df-0c58-4ae3-b92e-c022cffa8291" xlink:to="loc_us-gaap_StatementTable_fa3e31eb-f164-4db5-9ec7-3fef7ebe20ce" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_9f643b6b-99ec-444b-9af2-82dc84edfc3f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_fa3e31eb-f164-4db5-9ec7-3fef7ebe20ce" xlink:to="loc_us-gaap_StatementClassOfStockAxis_9f643b6b-99ec-444b-9af2-82dc84edfc3f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_9f643b6b-99ec-444b-9af2-82dc84edfc3f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_9f643b6b-99ec-444b-9af2-82dc84edfc3f" xlink:to="loc_us-gaap_ClassOfStockDomain_9f643b6b-99ec-444b-9af2-82dc84edfc3f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_8954d88d-c15d-4774-9d93-0088abe1ac03" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_9f643b6b-99ec-444b-9af2-82dc84edfc3f" xlink:to="loc_us-gaap_ClassOfStockDomain_8954d88d-c15d-4774-9d93-0088abe1ac03" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_27888c85-6246-4752-b683-9b2f410e87bb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_8954d88d-c15d-4774-9d93-0088abe1ac03" xlink:to="loc_us-gaap_CommonClassAMember_27888c85-6246-4752-b683-9b2f410e87bb" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassBMember_fe5e5643-ef18-431f-86d1-c26b458e76ee" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassBMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_8954d88d-c15d-4774-9d93-0088abe1ac03" xlink:to="loc_us-gaap_CommonClassBMember_fe5e5643-ef18-431f-86d1-c26b458e76ee" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassCMember_69f21569-1a71-42b3-9e6c-10ad4db38976" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassCMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_8954d88d-c15d-4774-9d93-0088abe1ac03" xlink:to="loc_us-gaap_CommonClassCMember_69f21569-1a71-42b3-9e6c-10ad4db38976" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_e987385f-aaaa-4bcc-8c44-c0ef4bc06ec7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_fa3e31eb-f164-4db5-9ec7-3fef7ebe20ce" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_e987385f-aaaa-4bcc-8c44-c0ef4bc06ec7" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_e987385f-aaaa-4bcc-8c44-c0ef4bc06ec7_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_e987385f-aaaa-4bcc-8c44-c0ef4bc06ec7" xlink:to="loc_us-gaap_EquityComponentDomain_e987385f-aaaa-4bcc-8c44-c0ef4bc06ec7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_183b9ddf-cd52-4dd4-807c-fcf345da9407" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_e987385f-aaaa-4bcc-8c44-c0ef4bc06ec7" xlink:to="loc_us-gaap_EquityComponentDomain_183b9ddf-cd52-4dd4-807c-fcf345da9407" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ParentMember_13872c64-8708-4bae-b3b1-81752e6824c6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ParentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_183b9ddf-cd52-4dd4-807c-fcf345da9407" xlink:to="loc_us-gaap_ParentMember_13872c64-8708-4bae-b3b1-81752e6824c6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_11bd14b9-9fa0-4e57-bd07-cbfe53bf0fed" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ParentMember_13872c64-8708-4bae-b3b1-81752e6824c6" xlink:to="loc_us-gaap_CommonStockMember_11bd14b9-9fa0-4e57-bd07-cbfe53bf0fed" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonMember_019b974d-0bf4-7c58-a99f-80cae9977452" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TreasuryStockCommonMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ParentMember_13872c64-8708-4bae-b3b1-81752e6824c6" xlink:to="loc_us-gaap_TreasuryStockCommonMember_019b974d-0bf4-7c58-a99f-80cae9977452" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_360c1314-fcfa-4f3a-9fde-b5dacc6a8748" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ParentMember_13872c64-8708-4bae-b3b1-81752e6824c6" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_360c1314-fcfa-4f3a-9fde-b5dacc6a8748" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_b3b43b52-9c72-4645-a514-548559a0f7c0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ParentMember_13872c64-8708-4bae-b3b1-81752e6824c6" xlink:to="loc_us-gaap_RetainedEarningsMember_b3b43b52-9c72-4645-a514-548559a0f7c0" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_8cafb2dc-5835-4b4a-9c6f-af269c790397" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ParentMember_13872c64-8708-4bae-b3b1-81752e6824c6" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_8cafb2dc-5835-4b4a-9c6f-af269c790397" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncontrollingInterestMember_3ad420e4-0e91-4cdb-92f7-d8b6476bcb09" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_183b9ddf-cd52-4dd4-807c-fcf345da9407" xlink:to="loc_us-gaap_NoncontrollingInterestMember_3ad420e4-0e91-4cdb-92f7-d8b6476bcb09" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_16c66a53-bdd0-443f-a269-81322ce47c58" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_CumulativeEffectPeriodOfAdoptionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_fa3e31eb-f164-4db5-9ec7-3fef7ebe20ce" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_16c66a53-bdd0-443f-a269-81322ce47c58" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_16c66a53-bdd0-443f-a269-81322ce47c58_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_16c66a53-bdd0-443f-a269-81322ce47c58" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_16c66a53-bdd0-443f-a269-81322ce47c58_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_7eb92fca-7a68-432e-9fb0-c97cb7160141" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_16c66a53-bdd0-443f-a269-81322ce47c58" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_7eb92fca-7a68-432e-9fb0-c97cb7160141" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_ca39ce1b-c645-4594-9bac-e6e5a1eb9ba1" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_7eb92fca-7a68-432e-9fb0-c97cb7160141" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_ca39ce1b-c645-4594-9bac-e6e5a1eb9ba1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2665640b-c1b5-470e-a921-b7c338dbe24c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_148f57df-0c58-4ae3-b92e-c022cffa8291" xlink:to="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2665640b-c1b5-470e-a921-b7c338dbe24c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_f0307147-404a-40f6-be42-656357eeb42b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2665640b-c1b5-470e-a921-b7c338dbe24c" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_f0307147-404a-40f6-be42-656357eeb42b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_7732a47c-0a81-4b80-ac40-8534a7d27025" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2665640b-c1b5-470e-a921-b7c338dbe24c" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_7732a47c-0a81-4b80-ac40-8534a7d27025" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest_5da3442d-1086-468e-ae6c-5d97e5657bc6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2665640b-c1b5-470e-a921-b7c338dbe24c" xlink:to="loc_us-gaap_NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest_5da3442d-1086-468e-ae6c-5d97e5657bc6" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_b106cea2-385b-470e-b1ea-1f47a78cb813" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2665640b-c1b5-470e-a921-b7c338dbe24c" xlink:to="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_b106cea2-385b-470e-b1ea-1f47a78cb813" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_888dea51-d221-4b19-9b66-f0f2cf27fffd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2665640b-c1b5-470e-a921-b7c338dbe24c" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_888dea51-d221-4b19-9b66-f0f2cf27fffd" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_ad8d530d-8345-4920-a36a-728d44c4d7b2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2665640b-c1b5-470e-a921-b7c338dbe24c" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_ad8d530d-8345-4920-a36a-728d44c4d7b2" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation_61bf1cbb-df44-415e-a270-5220a7c49faa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2665640b-c1b5-470e-a921-b7c338dbe24c" xlink:to="loc_us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation_61bf1cbb-df44-415e-a270-5220a7c49faa" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation_d0a902f8-94a5-431f-b678-d60aea71d42e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2665640b-c1b5-470e-a921-b7c338dbe24c" xlink:to="loc_us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation_d0a902f8-94a5-431f-b678-d60aea71d42e" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_ShareBasedPaymentArrangementSharesWithheldForTaxWithholdingObligationAndOther_36f5940a-1c90-4dc3-aecf-72df5ace12de" xlink:href="bzfd-20251231.xsd#bzfd_ShareBasedPaymentArrangementSharesWithheldForTaxWithholdingObligationAndOther"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2665640b-c1b5-470e-a921-b7c338dbe24c" xlink:to="loc_bzfd_ShareBasedPaymentArrangementSharesWithheldForTaxWithholdingObligationAndOther_36f5940a-1c90-4dc3-aecf-72df5ace12de" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_ShareBasedPaymentArrangementDecreaseForTaxWithholdingObligationAndOther_04ea7094-d591-4d3b-b6cf-56805291385c" xlink:href="bzfd-20251231.xsd#bzfd_ShareBasedPaymentArrangementDecreaseForTaxWithholdingObligationAndOther"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2665640b-c1b5-470e-a921-b7c338dbe24c" xlink:to="loc_bzfd_ShareBasedPaymentArrangementDecreaseForTaxWithholdingObligationAndOther_04ea7094-d591-4d3b-b6cf-56805291385c" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_2ec5afe8-78e2-4d34-98ab-d95577523f6c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2665640b-c1b5-470e-a921-b7c338dbe24c" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_2ec5afe8-78e2-4d34-98ab-d95577523f6c" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueNewIssues_de8c3047-699e-45b0-8df6-907858ccb1aa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodValueNewIssues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2665640b-c1b5-470e-a921-b7c338dbe24c" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueNewIssues_de8c3047-699e-45b0-8df6-907858ccb1aa" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_7ca55910-7188-4a76-8aa3-e9e61b65fd38" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2665640b-c1b5-470e-a921-b7c338dbe24c" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_7ca55910-7188-4a76-8aa3-e9e61b65fd38" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_4374a994-3006-46c7-b7c3-1067ea93b287" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2665640b-c1b5-470e-a921-b7c338dbe24c" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_4374a994-3006-46c7-b7c3-1067ea93b287" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_StockIssuedDuringPeriodSharesConversionOfClassCCommonStockToClassACommonStock_2da482ee-ddb2-4db8-a431-f0218917aab6" xlink:href="bzfd-20251231.xsd#bzfd_StockIssuedDuringPeriodSharesConversionOfClassCCommonStockToClassACommonStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2665640b-c1b5-470e-a921-b7c338dbe24c" xlink:to="loc_bzfd_StockIssuedDuringPeriodSharesConversionOfClassCCommonStockToClassACommonStock_2da482ee-ddb2-4db8-a431-f0218917aab6" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_019c54f5-d8da-7594-a5fe-70f768325457" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2665640b-c1b5-470e-a921-b7c338dbe24c" xlink:to="loc_us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_019c54f5-d8da-7594-a5fe-70f768325457" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_019b9755-5f91-7611-8c09-31a5e8fd3a47" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TreasuryStockValueAcquiredCostMethod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2665640b-c1b5-470e-a921-b7c338dbe24c" xlink:to="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_019b9755-5f91-7611-8c09-31a5e8fd3a47" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_52ca6b83-5e14-4eee-9973-d0b2b2a54bf7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_d77b9d03-8cec-4b08-b7b1-de4ac1302fd6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/DescriptionoftheBusinessDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#DescriptionoftheBusinessDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/DescriptionoftheBusinessDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_DescriptionOfTheBusinessLineItems_2c20871d-6661-46ca-90b0-1c0b7417c728" xlink:href="bzfd-20251231.xsd#bzfd_DescriptionOfTheBusinessLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_DescriptionOfTheBusinessTable_53cfbba5-41e9-456d-a0d6-4d025fbb0249" xlink:href="bzfd-20251231.xsd#bzfd_DescriptionOfTheBusinessTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_bzfd_DescriptionOfTheBusinessLineItems_2c20871d-6661-46ca-90b0-1c0b7417c728" xlink:to="loc_bzfd_DescriptionOfTheBusinessTable_53cfbba5-41e9-456d-a0d6-4d025fbb0249" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_b5cca5d0-c901-4138-91cd-4edbb68fed39" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_bzfd_DescriptionOfTheBusinessTable_53cfbba5-41e9-456d-a0d6-4d025fbb0249" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_b5cca5d0-c901-4138-91cd-4edbb68fed39" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_b5cca5d0-c901-4138-91cd-4edbb68fed39_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_b5cca5d0-c901-4138-91cd-4edbb68fed39" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_b5cca5d0-c901-4138-91cd-4edbb68fed39_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_ddfebe64-458b-4789-9d1e-ebfae6d0c273" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_b5cca5d0-c901-4138-91cd-4edbb68fed39" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_ddfebe64-458b-4789-9d1e-ebfae6d0c273" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_CmPartnersLlcMember_0df262ba-3517-4ca9-bb66-31850a40f1eb" xlink:href="bzfd-20251231.xsd#bzfd_CmPartnersLlcMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_ddfebe64-458b-4789-9d1e-ebfae6d0c273" xlink:to="loc_bzfd_CmPartnersLlcMember_0df262ba-3517-4ca9-bb66-31850a40f1eb" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_6bbfe255-6ce8-461e-9c1f-13296c37e0ab" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_bzfd_DescriptionOfTheBusinessTable_53cfbba5-41e9-456d-a0d6-4d025fbb0249" xlink:to="loc_dei_LegalEntityAxis_6bbfe255-6ce8-461e-9c1f-13296c37e0ab" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_6bbfe255-6ce8-461e-9c1f-13296c37e0ab_default" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_6bbfe255-6ce8-461e-9c1f-13296c37e0ab" xlink:to="loc_dei_EntityDomain_6bbfe255-6ce8-461e-9c1f-13296c37e0ab_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_f8828121-65f9-4e4c-a003-a109f72e1289" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_6bbfe255-6ce8-461e-9c1f-13296c37e0ab" xlink:to="loc_dei_EntityDomain_f8828121-65f9-4e4c-a003-a109f72e1289" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_BuzzfeedInc.Member_cf9380e2-80a7-41fa-8273-200b0ab60736" xlink:href="bzfd-20251231.xsd#bzfd_BuzzfeedInc.Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_f8828121-65f9-4e4c-a003-a109f72e1289" xlink:to="loc_bzfd_BuzzfeedInc.Member_cf9380e2-80a7-41fa-8273-200b0ab60736" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_2a14a368-db9f-4b22-954d-86a513836571" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_bzfd_DescriptionOfTheBusinessTable_53cfbba5-41e9-456d-a0d6-4d025fbb0249" xlink:to="loc_us-gaap_StatementClassOfStockAxis_2a14a368-db9f-4b22-954d-86a513836571" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_2a14a368-db9f-4b22-954d-86a513836571_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_2a14a368-db9f-4b22-954d-86a513836571" xlink:to="loc_us-gaap_ClassOfStockDomain_2a14a368-db9f-4b22-954d-86a513836571_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_20bb698b-145a-41a0-b584-0f5a5bb31de7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_2a14a368-db9f-4b22-954d-86a513836571" xlink:to="loc_us-gaap_ClassOfStockDomain_20bb698b-145a-41a0-b584-0f5a5bb31de7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_e901d04b-22d7-4d6b-a3be-3a646c9ce8c9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_20bb698b-145a-41a0-b584-0f5a5bb31de7" xlink:to="loc_us-gaap_CommonClassAMember_e901d04b-22d7-4d6b-a3be-3a646c9ce8c9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_93aa4498-1003-48e5-b197-350a8974fe78" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_bzfd_DescriptionOfTheBusinessTable_53cfbba5-41e9-456d-a0d6-4d025fbb0249" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_93aa4498-1003-48e5-b197-350a8974fe78" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_93aa4498-1003-48e5-b197-350a8974fe78_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_93aa4498-1003-48e5-b197-350a8974fe78" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_93aa4498-1003-48e5-b197-350a8974fe78_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_10be9c71-fe53-48ff-9fbb-e077a45e49de" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_93aa4498-1003-48e5-b197-350a8974fe78" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_10be9c71-fe53-48ff-9fbb-e077a45e49de" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_UnsecuredConvertibleNotesDue2026Member_e9889239-1047-4df6-aefa-6c49de82ccc1" xlink:href="bzfd-20251231.xsd#bzfd_UnsecuredConvertibleNotesDue2026Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_10be9c71-fe53-48ff-9fbb-e077a45e49de" xlink:to="loc_bzfd_UnsecuredConvertibleNotesDue2026Member_e9889239-1047-4df6-aefa-6c49de82ccc1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertibleDebtMember_d5bf1bf3-3c09-4e85-bb64-5a31e761e459" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConvertibleDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_10be9c71-fe53-48ff-9fbb-e077a45e49de" xlink:to="loc_us-gaap_ConvertibleDebtMember_d5bf1bf3-3c09-4e85-bb64-5a31e761e459" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditMember_019b9692-ba04-7fe1-af0d-f3c2eb138e56" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_10be9c71-fe53-48ff-9fbb-e077a45e49de" xlink:to="loc_us-gaap_LineOfCreditMember_019b9692-ba04-7fe1-af0d-f3c2eb138e56" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_019b9692-ba04-763a-b7c9-65a378627f5f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_bzfd_DescriptionOfTheBusinessTable_53cfbba5-41e9-456d-a0d6-4d025fbb0249" xlink:to="loc_us-gaap_CreditFacilityAxis_019b9692-ba04-763a-b7c9-65a378627f5f" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_019b9692-ba04-763a-b7c9-65a378627f5f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CreditFacilityAxis_019b9692-ba04-763a-b7c9-65a378627f5f" xlink:to="loc_us-gaap_CreditFacilityDomain_019b9692-ba04-763a-b7c9-65a378627f5f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_019b9692-ba04-754a-97d9-65af0b347914" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CreditFacilityAxis_019b9692-ba04-763a-b7c9-65a378627f5f" xlink:to="loc_us-gaap_CreditFacilityDomain_019b9692-ba04-754a-97d9-65af0b347914" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuredDebtMember_019b9692-ba04-78f0-9a0d-906964ed8c76" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SecuredDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditFacilityDomain_019b9692-ba04-754a-97d9-65af0b347914" xlink:to="loc_us-gaap_SecuredDebtMember_019b9692-ba04-78f0-9a0d-906964ed8c76" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_019b9692-ba04-71c1-85cf-1ada7db286b8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_bzfd_DescriptionOfTheBusinessTable_53cfbba5-41e9-456d-a0d6-4d025fbb0249" xlink:to="loc_us-gaap_DebtInstrumentAxis_019b9692-ba04-71c1-85cf-1ada7db286b8" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019b9692-ba04-71c1-85cf-1ada7db286b8_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_019b9692-ba04-71c1-85cf-1ada7db286b8" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019b9692-ba04-71c1-85cf-1ada7db286b8_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019b9692-ba04-7342-82be-3a19798f73fa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_019b9692-ba04-71c1-85cf-1ada7db286b8" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019b9692-ba04-7342-82be-3a19798f73fa" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_AssetBackedTermLoanMember_019b9692-ba04-7b9b-b198-c4e4f7cad474" xlink:href="bzfd-20251231.xsd#bzfd_AssetBackedTermLoanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019b9692-ba04-7342-82be-3a19798f73fa" xlink:to="loc_bzfd_AssetBackedTermLoanMember_019b9692-ba04-7b9b-b198-c4e4f7cad474" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_ThirdAmendedCreditAgreementMember_019cf703-f84f-720f-b8a6-7d73c7611657" xlink:href="bzfd-20251231.xsd#bzfd_ThirdAmendedCreditAgreementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019b9692-ba04-7342-82be-3a19798f73fa" xlink:to="loc_bzfd_ThirdAmendedCreditAgreementMember_019cf703-f84f-720f-b8a6-7d73c7611657" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_ThirdAmendedCreditAgreementAllTimesOnOrPriorToApril302026Member_019cf705-2928-72ff-83e4-b02dad9ec06f" xlink:href="bzfd-20251231.xsd#bzfd_ThirdAmendedCreditAgreementAllTimesOnOrPriorToApril302026Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_ThirdAmendedCreditAgreementMember_019cf703-f84f-720f-b8a6-7d73c7611657" xlink:to="loc_bzfd_ThirdAmendedCreditAgreementAllTimesOnOrPriorToApril302026Member_019cf705-2928-72ff-83e4-b02dad9ec06f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_SecondAmendedCreditAgreementMember_019cd374-b658-777d-9b90-d0429ce9390b" xlink:href="bzfd-20251231.xsd#bzfd_SecondAmendedCreditAgreementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019b9692-ba04-7342-82be-3a19798f73fa" xlink:to="loc_bzfd_SecondAmendedCreditAgreementMember_019cd374-b658-777d-9b90-d0429ce9390b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_019cf703-f84f-769a-809c-90c2a9fc9b0a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_bzfd_DescriptionOfTheBusinessTable_53cfbba5-41e9-456d-a0d6-4d025fbb0249" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_019cf703-f84f-769a-809c-90c2a9fc9b0a" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_019cf703-f84f-769a-809c-90c2a9fc9b0a_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_019cf703-f84f-769a-809c-90c2a9fc9b0a" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_019cf703-f84f-769a-809c-90c2a9fc9b0a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_019cf703-f84f-7e43-a013-3a6cb28e85fe" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_019cf703-f84f-769a-809c-90c2a9fc9b0a" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_019cf703-f84f-7e43-a013-3a6cb28e85fe" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventMember_019cf703-f84f-7999-8df5-550d38980f1a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_019cf703-f84f-7e43-a013-3a6cb28e85fe" xlink:to="loc_us-gaap_SubsequentEventMember_019cf703-f84f-7999-8df5-550d38980f1a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementScenarioAxis_019cf704-cd53-7dfc-b9e9-13c4fcc337f7" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StatementScenarioAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_bzfd_DescriptionOfTheBusinessTable_53cfbba5-41e9-456d-a0d6-4d025fbb0249" xlink:to="loc_srt_StatementScenarioAxis_019cf704-cd53-7dfc-b9e9-13c4fcc337f7" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioUnspecifiedDomain_019cf704-cd53-7dfc-b9e9-13c4fcc337f7_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ScenarioUnspecifiedDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementScenarioAxis_019cf704-cd53-7dfc-b9e9-13c4fcc337f7" xlink:to="loc_srt_ScenarioUnspecifiedDomain_019cf704-cd53-7dfc-b9e9-13c4fcc337f7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioUnspecifiedDomain_019cf704-cd53-7b51-9252-ee3ed5f0cde7" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ScenarioUnspecifiedDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementScenarioAxis_019cf704-cd53-7dfc-b9e9-13c4fcc337f7" xlink:to="loc_srt_ScenarioUnspecifiedDomain_019cf704-cd53-7b51-9252-ee3ed5f0cde7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioForecastMember_019cf704-cd53-755b-b429-92f1391d2191" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ScenarioForecastMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ScenarioUnspecifiedDomain_019cf704-cd53-7b51-9252-ee3ed5f0cde7" xlink:to="loc_srt_ScenarioForecastMember_019cf704-cd53-755b-b429-92f1391d2191" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfReportableSegments_0fbf3b98-6ce4-41d1-a9a1-e4c51b99af23" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NumberOfReportableSegments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_DescriptionOfTheBusinessLineItems_2c20871d-6661-46ca-90b0-1c0b7417c728" xlink:to="loc_us-gaap_NumberOfReportableSegments_0fbf3b98-6ce4-41d1-a9a1-e4c51b99af23" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_6d3414f2-dfaa-4776-b25c-0ed336cca99d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_DescriptionOfTheBusinessLineItems_2c20871d-6661-46ca-90b0-1c0b7417c728" xlink:to="loc_us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_6d3414f2-dfaa-4776-b25c-0ed336cca99d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_ExchangeRatioSharesIssuedForEachShare_8fdc607b-955d-4190-bb2c-e3d9f3d28ca7" xlink:href="bzfd-20251231.xsd#bzfd_ExchangeRatioSharesIssuedForEachShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_DescriptionOfTheBusinessLineItems_2c20871d-6661-46ca-90b0-1c0b7417c728" xlink:to="loc_bzfd_ExchangeRatioSharesIssuedForEachShare_8fdc607b-955d-4190-bb2c-e3d9f3d28ca7" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConversionOfStockSharesIssued1_cbfe5d11-8809-46e6-b6d1-7de31c8907bc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConversionOfStockSharesIssued1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_DescriptionOfTheBusinessLineItems_2c20871d-6661-46ca-90b0-1c0b7417c728" xlink:to="loc_us-gaap_ConversionOfStockSharesIssued1_cbfe5d11-8809-46e6-b6d1-7de31c8907bc" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_878d2730-be08-46e9-bdd5-e81c59524dbb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_DescriptionOfTheBusinessLineItems_2c20871d-6661-46ca-90b0-1c0b7417c728" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_878d2730-be08-46e9-bdd5-e81c59524dbb" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentRepurchaseAmount_019b9691-d4c3-7df4-9bd6-f6d1c494f7b9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentRepurchaseAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_DescriptionOfTheBusinessLineItems_2c20871d-6661-46ca-90b0-1c0b7417c728" xlink:to="loc_us-gaap_DebtInstrumentRepurchaseAmount_019b9691-d4c3-7df4-9bd6-f6d1c494f7b9" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_019cb27f-7be4-7451-9a36-6c8149c34dc6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_DescriptionOfTheBusinessLineItems_2c20871d-6661-46ca-90b0-1c0b7417c728" xlink:to="loc_us-gaap_ProfitLoss_019cb27f-7be4-7451-9a36-6c8149c34dc6" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019cb27f-7be4-7a8c-b36f-c580dbc99aef" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_DescriptionOfTheBusinessLineItems_2c20871d-6661-46ca-90b0-1c0b7417c728" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019cb27f-7be4-7a8c-b36f-c580dbc99aef" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_87017b8a-bc6b-4e75-a852-bd3f757fe1fb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_DescriptionOfTheBusinessLineItems_2c20871d-6661-46ca-90b0-1c0b7417c728" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_87017b8a-bc6b-4e75-a852-bd3f757fe1fb" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_7c0b0223-e558-4a18-820d-01707137edfe" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_DescriptionOfTheBusinessLineItems_2c20871d-6661-46ca-90b0-1c0b7417c728" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_7c0b0223-e558-4a18-820d-01707137edfe" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashCurrent_019cd36e-bcbf-77a7-b38e-dbbb22693b99" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCashCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_DescriptionOfTheBusinessLineItems_2c20871d-6661-46ca-90b0-1c0b7417c728" xlink:to="loc_us-gaap_RestrictedCashCurrent_019cd36e-bcbf-77a7-b38e-dbbb22693b99" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_019cf704-cd53-799a-9f8e-0ff071792c13" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RepaymentsOfLongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_DescriptionOfTheBusinessLineItems_2c20871d-6661-46ca-90b0-1c0b7417c728" xlink:to="loc_us-gaap_RepaymentsOfLongTermDebt_019cf704-cd53-799a-9f8e-0ff071792c13" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_DebtInstrumentCovenantMinimumLiquidity_019cf703-f84f-73f6-b0c0-3f95ee1cffa1" xlink:href="bzfd-20251231.xsd#bzfd_DebtInstrumentCovenantMinimumLiquidity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_DescriptionOfTheBusinessLineItems_2c20871d-6661-46ca-90b0-1c0b7417c728" xlink:to="loc_bzfd_DebtInstrumentCovenantMinimumLiquidity_019cf703-f84f-73f6-b0c0-3f95ee1cffa1" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_LineOfCreditFacilityAccordionFeatureIncreaseLimit_019cd374-b658-7c98-99fd-9bc9b3d8a970" xlink:href="bzfd-20251231.xsd#bzfd_LineOfCreditFacilityAccordionFeatureIncreaseLimit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_DescriptionOfTheBusinessLineItems_2c20871d-6661-46ca-90b0-1c0b7417c728" xlink:to="loc_bzfd_LineOfCreditFacilityAccordionFeatureIncreaseLimit_019cd374-b658-7c98-99fd-9bc9b3d8a970" xlink:type="arc" order="13"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/SummaryofSignificantAccountingPoliciesNarrativeDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#SummaryofSignificantAccountingPoliciesNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/SummaryofSignificantAccountingPoliciesNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_SignificantAccountingPoliciesLineItems_f400e3ee-350d-45b9-ae0e-b2393ba76ef0" xlink:href="bzfd-20251231.xsd#bzfd_SignificantAccountingPoliciesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_SignificantAccountingPoliciesTable_5d1027ac-27ff-4717-875e-b73a3dbaa408" xlink:href="bzfd-20251231.xsd#bzfd_SignificantAccountingPoliciesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_bzfd_SignificantAccountingPoliciesLineItems_f400e3ee-350d-45b9-ae0e-b2393ba76ef0" xlink:to="loc_bzfd_SignificantAccountingPoliciesTable_5d1027ac-27ff-4717-875e-b73a3dbaa408" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_52083518-ec9f-4019-b7b2-25a9011caf53" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_OwnershipAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_bzfd_SignificantAccountingPoliciesTable_5d1027ac-27ff-4717-875e-b73a3dbaa408" xlink:to="loc_srt_OwnershipAxis_52083518-ec9f-4019-b7b2-25a9011caf53" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_52083518-ec9f-4019-b7b2-25a9011caf53_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_OwnershipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_OwnershipAxis_52083518-ec9f-4019-b7b2-25a9011caf53" xlink:to="loc_srt_OwnershipDomain_52083518-ec9f-4019-b7b2-25a9011caf53_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_23256ee7-3c32-4412-8d7c-6704d9c6e581" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_OwnershipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_OwnershipAxis_52083518-ec9f-4019-b7b2-25a9011caf53" xlink:to="loc_srt_OwnershipDomain_23256ee7-3c32-4412-8d7c-6704d9c6e581" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_BuzzfeedJapanMember_cd838603-e3d5-48ab-b493-49dbcc1b2020" xlink:href="bzfd-20251231.xsd#bzfd_BuzzfeedJapanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_OwnershipDomain_23256ee7-3c32-4412-8d7c-6704d9c6e581" xlink:to="loc_bzfd_BuzzfeedJapanMember_cd838603-e3d5-48ab-b493-49dbcc1b2020" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_a17dc6d3-d0bf-4a5f-9f42-c94835e44570" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_bzfd_SignificantAccountingPoliciesTable_5d1027ac-27ff-4717-875e-b73a3dbaa408" xlink:to="loc_dei_LegalEntityAxis_a17dc6d3-d0bf-4a5f-9f42-c94835e44570" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_a17dc6d3-d0bf-4a5f-9f42-c94835e44570_default" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_a17dc6d3-d0bf-4a5f-9f42-c94835e44570" xlink:to="loc_dei_EntityDomain_a17dc6d3-d0bf-4a5f-9f42-c94835e44570_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_7a061f13-d4a8-4ce9-aab3-4449b9b96710" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_a17dc6d3-d0bf-4a5f-9f42-c94835e44570" xlink:to="loc_dei_EntityDomain_7a061f13-d4a8-4ce9-aab3-4449b9b96710" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_MinorityInterestPartnerMember_f5da9f9a-075c-4422-a00d-c73a0d071dd9" xlink:href="bzfd-20251231.xsd#bzfd_MinorityInterestPartnerMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_7a061f13-d4a8-4ce9-aab3-4449b9b96710" xlink:to="loc_bzfd_MinorityInterestPartnerMember_f5da9f9a-075c-4422-a00d-c73a0d071dd9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_AsahiShimbunCompanyMember_f085fe84-c7c2-4f7b-8e3d-68da8af48360" xlink:href="bzfd-20251231.xsd#bzfd_AsahiShimbunCompanyMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_7a061f13-d4a8-4ce9-aab3-4449b9b96710" xlink:to="loc_bzfd_AsahiShimbunCompanyMember_f085fe84-c7c2-4f7b-8e3d-68da8af48360" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_AsahiBroadcastingGroupHoldingsCorporationLtdMember_019c5529-f127-7015-bd21-8db100cd3ad9" xlink:href="bzfd-20251231.xsd#bzfd_AsahiBroadcastingGroupHoldingsCorporationLtdMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_7a061f13-d4a8-4ce9-aab3-4449b9b96710" xlink:to="loc_bzfd_AsahiBroadcastingGroupHoldingsCorporationLtdMember_019c5529-f127-7015-bd21-8db100cd3ad9" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_ee33d395-d739-4b45-b793-eb7840ecdc1b" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_bzfd_SignificantAccountingPoliciesTable_5d1027ac-27ff-4717-875e-b73a3dbaa408" xlink:to="loc_srt_RangeAxis_ee33d395-d739-4b45-b793-eb7840ecdc1b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_ee33d395-d739-4b45-b793-eb7840ecdc1b_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_ee33d395-d739-4b45-b793-eb7840ecdc1b" xlink:to="loc_srt_RangeMember_ee33d395-d739-4b45-b793-eb7840ecdc1b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_bc9563a1-0def-4a76-8889-98028ce07ce4" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_ee33d395-d739-4b45-b793-eb7840ecdc1b" xlink:to="loc_srt_RangeMember_bc9563a1-0def-4a76-8889-98028ce07ce4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_028cd7e6-998d-4bc7-8a19-ed2637496b16" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_bc9563a1-0def-4a76-8889-98028ce07ce4" xlink:to="loc_srt_MinimumMember_028cd7e6-998d-4bc7-8a19-ed2637496b16" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_283bb519-13e3-48c2-b20f-1925eb9421ea" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_bc9563a1-0def-4a76-8889-98028ce07ce4" xlink:to="loc_srt_MaximumMember_283bb519-13e3-48c2-b20f-1925eb9421ea" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_1592767b-8e7e-4180-9b13-61f2b933cc5d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_bzfd_SignificantAccountingPoliciesTable_5d1027ac-27ff-4717-875e-b73a3dbaa408" xlink:to="loc_us-gaap_StatementClassOfStockAxis_1592767b-8e7e-4180-9b13-61f2b933cc5d" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_1592767b-8e7e-4180-9b13-61f2b933cc5d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_1592767b-8e7e-4180-9b13-61f2b933cc5d" xlink:to="loc_us-gaap_ClassOfStockDomain_1592767b-8e7e-4180-9b13-61f2b933cc5d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_cf3653f9-4c8c-4cc5-b1bc-141ca0bac589" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_1592767b-8e7e-4180-9b13-61f2b933cc5d" xlink:to="loc_us-gaap_ClassOfStockDomain_cf3653f9-4c8c-4cc5-b1bc-141ca0bac589" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_2bd3fed5-8b56-4743-8d29-253c127461df" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_cf3653f9-4c8c-4cc5-b1bc-141ca0bac589" xlink:to="loc_us-gaap_CommonClassAMember_2bd3fed5-8b56-4743-8d29-253c127461df" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassBMember_0616c4e5-478b-4ede-bcff-ba6c3eea819a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassBMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_cf3653f9-4c8c-4cc5-b1bc-141ca0bac589" xlink:to="loc_us-gaap_CommonClassBMember_0616c4e5-478b-4ede-bcff-ba6c3eea819a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MajorCustomersAxis_9ccbb3a9-9979-4cda-9d4e-d575df4ee774" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MajorCustomersAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_bzfd_SignificantAccountingPoliciesTable_5d1027ac-27ff-4717-875e-b73a3dbaa408" xlink:to="loc_srt_MajorCustomersAxis_9ccbb3a9-9979-4cda-9d4e-d575df4ee774" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_NameOfMajorCustomerDomain_9ccbb3a9-9979-4cda-9d4e-d575df4ee774_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_NameOfMajorCustomerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_MajorCustomersAxis_9ccbb3a9-9979-4cda-9d4e-d575df4ee774" xlink:to="loc_srt_NameOfMajorCustomerDomain_9ccbb3a9-9979-4cda-9d4e-d575df4ee774_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_NameOfMajorCustomerDomain_e6717c6e-5597-475b-8da7-cebf45d6e15d" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_NameOfMajorCustomerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_MajorCustomersAxis_9ccbb3a9-9979-4cda-9d4e-d575df4ee774" xlink:to="loc_srt_NameOfMajorCustomerDomain_e6717c6e-5597-475b-8da7-cebf45d6e15d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_Customer1Member_adc3bbf3-cd3e-4bff-b56f-eb05819b53f2" xlink:href="bzfd-20251231.xsd#bzfd_Customer1Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_NameOfMajorCustomerDomain_e6717c6e-5597-475b-8da7-cebf45d6e15d" xlink:to="loc_bzfd_Customer1Member_adc3bbf3-cd3e-4bff-b56f-eb05819b53f2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_Customer2Member_0c1a4bc2-b7e2-4945-bb31-de072e7ce931" xlink:href="bzfd-20251231.xsd#bzfd_Customer2Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_NameOfMajorCustomerDomain_e6717c6e-5597-475b-8da7-cebf45d6e15d" xlink:to="loc_bzfd_Customer2Member_0c1a4bc2-b7e2-4945-bb31-de072e7ce931" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_0e554deb-a68b-497a-b2db-c054f0076a01" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_bzfd_SignificantAccountingPoliciesTable_5d1027ac-27ff-4717-875e-b73a3dbaa408" xlink:to="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_0e554deb-a68b-497a-b2db-c054f0076a01" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_0e554deb-a68b-497a-b2db-c054f0076a01_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_0e554deb-a68b-497a-b2db-c054f0076a01" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_0e554deb-a68b-497a-b2db-c054f0076a01_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_df4fe466-42c3-45c0-af63-05b662e4efb4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_0e554deb-a68b-497a-b2db-c054f0076a01" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_df4fe466-42c3-45c0-af63-05b662e4efb4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableMember_9db82bc4-1b46-483d-8b18-b9cccf2e5b98" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_df4fe466-42c3-45c0-af63-05b662e4efb4" xlink:to="loc_us-gaap_AccountsReceivableMember_9db82bc4-1b46-483d-8b18-b9cccf2e5b98" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerMember_d253e17b-d7e1-4542-ae61-0dc65a699a30" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueFromContractWithCustomerMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_df4fe466-42c3-45c0-af63-05b662e4efb4" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerMember_d253e17b-d7e1-4542-ae61-0dc65a699a30" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByTypeAxis_b26a8df8-886c-482f-b679-f14df50c5fa5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_bzfd_SignificantAccountingPoliciesTable_5d1027ac-27ff-4717-875e-b73a3dbaa408" xlink:to="loc_us-gaap_ConcentrationRiskByTypeAxis_b26a8df8-886c-482f-b679-f14df50c5fa5" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_b26a8df8-886c-482f-b679-f14df50c5fa5_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_b26a8df8-886c-482f-b679-f14df50c5fa5" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_b26a8df8-886c-482f-b679-f14df50c5fa5_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_1b9eb6a1-146a-4960-b80b-38c114bc2294" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_b26a8df8-886c-482f-b679-f14df50c5fa5" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_1b9eb6a1-146a-4960-b80b-38c114bc2294" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CustomerConcentrationRiskMember_1bd721f3-09bc-4584-bd16-1f06f2963c71" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CustomerConcentrationRiskMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_1b9eb6a1-146a-4960-b80b-38c114bc2294" xlink:to="loc_us-gaap_CustomerConcentrationRiskMember_1bd721f3-09bc-4584-bd16-1f06f2963c71" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_e42775e1-7bac-4181-b68c-a2e326c4b8e3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_SignificantAccountingPoliciesLineItems_f400e3ee-350d-45b9-ae0e-b2393ba76ef0" xlink:to="loc_us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_e42775e1-7bac-4181-b68c-a2e326c4b8e3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestOwnershipPercentageByParent_03ff18be-83a5-42a3-9798-8002e21d380b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterestOwnershipPercentageByParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_SignificantAccountingPoliciesLineItems_f400e3ee-350d-45b9-ae0e-b2393ba76ef0" xlink:to="loc_us-gaap_MinorityInterestOwnershipPercentageByParent_03ff18be-83a5-42a3-9798-8002e21d380b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_StockholdersEquityNoteProposedStockSplitConversionRatio_19700fdd-d95c-42f9-a922-3006ce2aa1ee" xlink:href="bzfd-20251231.xsd#bzfd_StockholdersEquityNoteProposedStockSplitConversionRatio"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_SignificantAccountingPoliciesLineItems_f400e3ee-350d-45b9-ae0e-b2393ba76ef0" xlink:to="loc_bzfd_StockholdersEquityNoteProposedStockSplitConversionRatio_19700fdd-d95c-42f9-a922-3006ce2aa1ee" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityNoteStockSplitConversionRatio1_64b5ebfa-8f5d-4cea-88ab-1950c82d5436" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityNoteStockSplitConversionRatio1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_SignificantAccountingPoliciesLineItems_f400e3ee-350d-45b9-ae0e-b2393ba76ef0" xlink:to="loc_us-gaap_StockholdersEquityNoteStockSplitConversionRatio1_64b5ebfa-8f5d-4cea-88ab-1950c82d5436" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCash_019cd69d-44a4-7fc5-9b97-9bad0ce71283" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCash"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_SignificantAccountingPoliciesLineItems_f400e3ee-350d-45b9-ae0e-b2393ba76ef0" xlink:to="loc_us-gaap_RestrictedCash_019cd69d-44a4-7fc5-9b97-9bad0ce71283" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskPercentage1_5d8b632d-581e-4be0-853a-23c334b323f3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskPercentage1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_SignificantAccountingPoliciesLineItems_f400e3ee-350d-45b9-ae0e-b2393ba76ef0" xlink:to="loc_us-gaap_ConcentrationRiskPercentage1_5d8b632d-581e-4be0-853a-23c334b323f3" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FilmMonetizedOnItsOwnAmortizationExpenseStatementOfIncomeExtensibleList_019c74bf-c1ed-7e9c-9dd7-0bbf1144d504" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FilmMonetizedOnItsOwnAmortizationExpenseStatementOfIncomeExtensibleList"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_SignificantAccountingPoliciesLineItems_f400e3ee-350d-45b9-ae0e-b2393ba76ef0" xlink:to="loc_us-gaap_FilmMonetizedOnItsOwnAmortizationExpenseStatementOfIncomeExtensibleList_019c74bf-c1ed-7e9c-9dd7-0bbf1144d504" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FilmMonetizedOnItsOwnAmortizationExpense_019b9724-2fc1-7a3b-932e-5f7cba39ab36" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FilmMonetizedOnItsOwnAmortizationExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_SignificantAccountingPoliciesLineItems_f400e3ee-350d-45b9-ae0e-b2393ba76ef0" xlink:to="loc_us-gaap_FilmMonetizedOnItsOwnAmortizationExpense_019b9724-2fc1-7a3b-932e-5f7cba39ab36" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FilmMonetizedInFilmGroupCapitalizedCostReductionFromProceedsReceived_019b9724-9c50-7c2f-8405-451121ce6a5f" xlink:href="bzfd-20251231.xsd#bzfd_FilmMonetizedInFilmGroupCapitalizedCostReductionFromProceedsReceived"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_SignificantAccountingPoliciesLineItems_f400e3ee-350d-45b9-ae0e-b2393ba76ef0" xlink:to="loc_bzfd_FilmMonetizedInFilmGroupCapitalizedCostReductionFromProceedsReceived_019b9724-9c50-7c2f-8405-451121ce6a5f" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FilmCostsProductionTaxIncentivesReductionOfCapitalizedFilmCosts_019cd859-bec9-74db-9827-c41218dceb6e" xlink:href="bzfd-20251231.xsd#bzfd_FilmCostsProductionTaxIncentivesReductionOfCapitalizedFilmCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_SignificantAccountingPoliciesLineItems_f400e3ee-350d-45b9-ae0e-b2393ba76ef0" xlink:to="loc_bzfd_FilmCostsProductionTaxIncentivesReductionOfCapitalizedFilmCosts_019cd859-bec9-74db-9827-c41218dceb6e" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FilmCostsProductionTaxIncentivesReductionOfCostOfRevenue_019c9f84-c4ec-7389-b068-fce0274e5b07" xlink:href="bzfd-20251231.xsd#bzfd_FilmCostsProductionTaxIncentivesReductionOfCostOfRevenue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_SignificantAccountingPoliciesLineItems_f400e3ee-350d-45b9-ae0e-b2393ba76ef0" xlink:to="loc_bzfd_FilmCostsProductionTaxIncentivesReductionOfCostOfRevenue_019c9f84-c4ec-7389-b068-fce0274e5b07" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FilmCostsProductionTaxCreditReceivable_019c9f84-c4ec-7e38-bc2d-80d91bef3219" xlink:href="bzfd-20251231.xsd#bzfd_FilmCostsProductionTaxCreditReceivable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_SignificantAccountingPoliciesLineItems_f400e3ee-350d-45b9-ae0e-b2393ba76ef0" xlink:to="loc_bzfd_FilmCostsProductionTaxCreditReceivable_019c9f84-c4ec-7e38-bc2d-80d91bef3219" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_CapitalizedSoftwareEnhancementsUsefulLife_5a1de1a5-9b66-4419-9ed8-db66a410fb88" xlink:href="bzfd-20251231.xsd#bzfd_CapitalizedSoftwareEnhancementsUsefulLife"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_SignificantAccountingPoliciesLineItems_f400e3ee-350d-45b9-ae0e-b2393ba76ef0" xlink:to="loc_bzfd_CapitalizedSoftwareEnhancementsUsefulLife_5a1de1a5-9b66-4419-9ed8-db66a410fb88" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueAmount_a7db4369-84ca-4f52-a6d9-412ff35d07e2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_SignificantAccountingPoliciesLineItems_f400e3ee-350d-45b9-ae0e-b2393ba76ef0" xlink:to="loc_us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueAmount_a7db4369-84ca-4f52-a6d9-412ff35d07e2" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ImpairmentOfLongLivedAssetsHeldForUse_0798d1e4-0a2e-4c12-a318-afd0cd2bab11" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ImpairmentOfLongLivedAssetsHeldForUse"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_SignificantAccountingPoliciesLineItems_f400e3ee-350d-45b9-ae0e-b2393ba76ef0" xlink:to="loc_us-gaap_ImpairmentOfLongLivedAssetsHeldForUse_0798d1e4-0a2e-4c12-a318-afd0cd2bab11" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_2c78f10f-2b12-4053-8732-18b5abe6ab1b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_SignificantAccountingPoliciesLineItems_f400e3ee-350d-45b9-ae0e-b2393ba76ef0" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_2c78f10f-2b12-4053-8732-18b5abe6ab1b" xlink:type="arc" order="15"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/SummaryofSignificantAccountingPoliciesScheduleofEstimatedUsefulLivesofPropertyandEquipmentDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#SummaryofSignificantAccountingPoliciesScheduleofEstimatedUsefulLivesofPropertyandEquipmentDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/SummaryofSignificantAccountingPoliciesScheduleofEstimatedUsefulLivesofPropertyandEquipmentDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_37f80ace-fbd2-4571-924a-72ac438a1a50" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_b09553a9-2b79-4cfa-a9c8-117fd1e25575" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_37f80ace-fbd2-4571-924a-72ac438a1a50" xlink:to="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_b09553a9-2b79-4cfa-a9c8-117fd1e25575" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_1929b874-7c3a-4979-ac74-dc3f5548e1fb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_b09553a9-2b79-4cfa-a9c8-117fd1e25575" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_1929b874-7c3a-4979-ac74-dc3f5548e1fb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_1929b874-7c3a-4979-ac74-dc3f5548e1fb_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_1929b874-7c3a-4979-ac74-dc3f5548e1fb" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_1929b874-7c3a-4979-ac74-dc3f5548e1fb_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_3394974a-c966-425f-8818-a1e3f61f9413" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_1929b874-7c3a-4979-ac74-dc3f5548e1fb" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_3394974a-c966-425f-8818-a1e3f61f9413" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FurnitureAndFixturesMember_b3648cff-181a-4081-a8b6-b9df787f5d37" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FurnitureAndFixturesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_3394974a-c966-425f-8818-a1e3f61f9413" xlink:to="loc_us-gaap_FurnitureAndFixturesMember_b3648cff-181a-4081-a8b6-b9df787f5d37" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeaseholdImprovementsMember_a4b04530-3a23-48e4-9e3e-b0d87445c373" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LeaseholdImprovementsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_3394974a-c966-425f-8818-a1e3f61f9413" xlink:to="loc_us-gaap_LeaseholdImprovementsMember_a4b04530-3a23-48e4-9e3e-b0d87445c373" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComputerEquipmentMember_67d3de4d-8815-4c3a-8336-76afac87e5ac" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComputerEquipmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_3394974a-c966-425f-8818-a1e3f61f9413" xlink:to="loc_us-gaap_ComputerEquipmentMember_67d3de4d-8815-4c3a-8336-76afac87e5ac" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_VideoEquipmentMember_5fc1f9c1-facf-4166-b2e7-e921edf93d82" xlink:href="bzfd-20251231.xsd#bzfd_VideoEquipmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_3394974a-c966-425f-8818-a1e3f61f9413" xlink:to="loc_bzfd_VideoEquipmentMember_5fc1f9c1-facf-4166-b2e7-e921edf93d82" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_b7bcffca-836b-4e79-8fda-f684f73e5ffe" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_b09553a9-2b79-4cfa-a9c8-117fd1e25575" xlink:to="loc_srt_RangeAxis_b7bcffca-836b-4e79-8fda-f684f73e5ffe" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_b7bcffca-836b-4e79-8fda-f684f73e5ffe_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_b7bcffca-836b-4e79-8fda-f684f73e5ffe" xlink:to="loc_srt_RangeMember_b7bcffca-836b-4e79-8fda-f684f73e5ffe_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_46809f2d-488c-42d7-804f-26f1d357ef5f" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_b7bcffca-836b-4e79-8fda-f684f73e5ffe" xlink:to="loc_srt_RangeMember_46809f2d-488c-42d7-804f-26f1d357ef5f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_4fb9ca27-e4d5-40a7-a96a-ad3783b23b49" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_46809f2d-488c-42d7-804f-26f1d357ef5f" xlink:to="loc_srt_MinimumMember_4fb9ca27-e4d5-40a7-a96a-ad3783b23b49" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_add702a1-f731-4e81-a127-95d45019ae4d" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_46809f2d-488c-42d7-804f-26f1d357ef5f" xlink:to="loc_srt_MaximumMember_add702a1-f731-4e81-a127-95d45019ae4d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentUsefulLife_fafe18a3-49ac-456a-8a56-e37816a5f7b2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentUsefulLife"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_37f80ace-fbd2-4571-924a-72ac438a1a50" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentUsefulLife_fafe18a3-49ac-456a-8a56-e37816a5f7b2" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/SummaryofSignificantAccountingPoliciesScheduleofStockBasedCompensationCostDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#SummaryofSignificantAccountingPoliciesScheduleofStockBasedCompensationCostDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/SummaryofSignificantAccountingPoliciesScheduleofStockBasedCompensationCostDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_537a456b-9b5a-4797-af53-3b4a93684de5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_fba95d49-6dc6-4337-a1b6-fd65b5bcb863" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_537a456b-9b5a-4797-af53-3b4a93684de5" xlink:to="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_fba95d49-6dc6-4337-a1b6-fd65b5bcb863" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_207789c7-75f7-4732-a072-32a2a20cc8b4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_fba95d49-6dc6-4337-a1b6-fd65b5bcb863" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_207789c7-75f7-4732-a072-32a2a20cc8b4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_207789c7-75f7-4732-a072-32a2a20cc8b4_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_207789c7-75f7-4732-a072-32a2a20cc8b4" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_207789c7-75f7-4732-a072-32a2a20cc8b4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_f4c6a547-b10a-41a1-b8fa-afbe1b1d0047" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_207789c7-75f7-4732-a072-32a2a20cc8b4" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_f4c6a547-b10a-41a1-b8fa-afbe1b1d0047" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfSalesMember_5f317c97-e9b0-4ba6-9d96-f3ce55dad52b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfSalesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_f4c6a547-b10a-41a1-b8fa-afbe1b1d0047" xlink:to="loc_us-gaap_CostOfSalesMember_5f317c97-e9b0-4ba6-9d96-f3ce55dad52b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingAndMarketingExpenseMember_a9bd6b80-653c-406d-ba27-bbcde2e648fc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SellingAndMarketingExpenseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_f4c6a547-b10a-41a1-b8fa-afbe1b1d0047" xlink:to="loc_us-gaap_SellingAndMarketingExpenseMember_a9bd6b80-653c-406d-ba27-bbcde2e648fc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpenseMember_4241eb68-178b-4077-a9f5-b373c7fc9bcc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GeneralAndAdministrativeExpenseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_f4c6a547-b10a-41a1-b8fa-afbe1b1d0047" xlink:to="loc_us-gaap_GeneralAndAdministrativeExpenseMember_4241eb68-178b-4077-a9f5-b373c7fc9bcc" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpenseMember_6068b168-3017-4157-bbbd-4202f47e20cf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ResearchAndDevelopmentExpenseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_f4c6a547-b10a-41a1-b8fa-afbe1b1d0047" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpenseMember_6068b168-3017-4157-bbbd-4202f47e20cf" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_47a91c58-71f8-4428-bfe3-5b8cf1175f78" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AllocatedShareBasedCompensationExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_537a456b-9b5a-4797-af53-3b4a93684de5" xlink:to="loc_us-gaap_AllocatedShareBasedCompensationExpense_47a91c58-71f8-4428-bfe3-5b8cf1175f78" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/SummaryofSignificantAccountingPoliciesScheduleofRevisionstoImpactedPeriodsDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#SummaryofSignificantAccountingPoliciesScheduleofRevisionstoImpactedPeriodsDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/SummaryofSignificantAccountingPoliciesScheduleofRevisionstoImpactedPeriodsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementLineItems_019cd6c0-00c4-785d-9d70-68681df760ae" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfErrorCorrectionsAndPriorPeriodAdjustmentRestatementTable_019cd6c0-00c4-7671-bbe3-8987a7437fc8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfErrorCorrectionsAndPriorPeriodAdjustmentRestatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementLineItems_019cd6c0-00c4-785d-9d70-68681df760ae" xlink:to="loc_us-gaap_ScheduleOfErrorCorrectionsAndPriorPeriodAdjustmentRestatementTable_019cd6c0-00c4-7671-bbe3-8987a7437fc8" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAxis_019cd6c0-00c4-7c19-becb-af144ca7aeeb" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RestatementAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfErrorCorrectionsAndPriorPeriodAdjustmentRestatementTable_019cd6c0-00c4-7671-bbe3-8987a7437fc8" xlink:to="loc_srt_RestatementAxis_019cd6c0-00c4-7c19-becb-af144ca7aeeb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_019cd6c0-00c4-7c19-becb-af144ca7aeeb_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RestatementAxis_019cd6c0-00c4-7c19-becb-af144ca7aeeb" xlink:to="loc_srt_RestatementDomain_019cd6c0-00c4-7c19-becb-af144ca7aeeb_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_019cd6c0-00c4-77a2-ace5-aa2988d49d5d" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RestatementAxis_019cd6c0-00c4-7c19-becb-af144ca7aeeb" xlink:to="loc_srt_RestatementDomain_019cd6c0-00c4-77a2-ace5-aa2988d49d5d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioPreviouslyReportedMember_019cd6c0-00c4-7a31-a8be-0c4d50a9c579" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ScenarioPreviouslyReportedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_019cd6c0-00c4-77a2-ace5-aa2988d49d5d" xlink:to="loc_srt_ScenarioPreviouslyReportedMember_019cd6c0-00c4-7a31-a8be-0c4d50a9c579" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAdjustmentMember_019cd6c0-00c4-7ba9-b5eb-007befeab3c0" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RestatementAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_019cd6c0-00c4-77a2-ace5-aa2988d49d5d" xlink:to="loc_srt_RestatementAdjustmentMember_019cd6c0-00c4-7ba9-b5eb-007befeab3c0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019cd6c0-00c4-7bb2-93dc-d1b6268996f7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementLineItems_019cd6c0-00c4-785d-9d70-68681df760ae" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019cd6c0-00c4-7bb2-93dc-d1b6268996f7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashCurrent_019cd6c0-00c4-76ba-be2d-9b69dea854fa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCashCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementLineItems_019cd6c0-00c4-785d-9d70-68681df760ae" xlink:to="loc_us-gaap_RestrictedCashCurrent_019cd6c0-00c4-76ba-be2d-9b69dea854fa" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_019cd6c0-00c4-7c4a-926f-45f51ba87982" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementLineItems_019cd6c0-00c4-785d-9d70-68681df760ae" xlink:to="loc_us-gaap_AssetsCurrent_019cd6c0-00c4-7c4a-926f-45f51ba87982" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashNoncurrent_019cd6c0-00c4-70df-a111-e3447b5e8628" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCashNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementLineItems_019cd6c0-00c4-785d-9d70-68681df760ae" xlink:to="loc_us-gaap_RestrictedCashNoncurrent_019cd6c0-00c4-70df-a111-e3447b5e8628" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_019cd6c0-00c4-7ad5-a511-0ea3ae2c5d50" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Assets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementLineItems_019cd6c0-00c4-785d-9d70-68681df760ae" xlink:to="loc_us-gaap_Assets_019cd6c0-00c4-7ad5-a511-0ea3ae2c5d50" xlink:type="arc" order="4"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/RevenueRecognitionScheduleofDisaggregatedRevenueDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#RevenueRecognitionScheduleofDisaggregatedRevenueDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/RevenueRecognitionScheduleofDisaggregatedRevenueDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueLineItems_d6e7c526-446e-497d-8e45-6a4ee89fb253" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisaggregationOfRevenueLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueTable_46255f95-2273-4fd0-ba4c-a2f1ff5bf94d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisaggregationOfRevenueTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_d6e7c526-446e-497d-8e45-6a4ee89fb253" xlink:to="loc_us-gaap_DisaggregationOfRevenueTable_46255f95-2273-4fd0-ba4c-a2f1ff5bf94d" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_5283acf8-0923-4a41-a7c0-87cc0350e7b7" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_46255f95-2273-4fd0-ba4c-a2f1ff5bf94d" xlink:to="loc_srt_ProductOrServiceAxis_5283acf8-0923-4a41-a7c0-87cc0350e7b7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_5283acf8-0923-4a41-a7c0-87cc0350e7b7_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_5283acf8-0923-4a41-a7c0-87cc0350e7b7" xlink:to="loc_srt_ProductsAndServicesDomain_5283acf8-0923-4a41-a7c0-87cc0350e7b7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_e174d0f2-587d-435f-b59a-8cee2104bd35" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_5283acf8-0923-4a41-a7c0-87cc0350e7b7" xlink:to="loc_srt_ProductsAndServicesDomain_e174d0f2-587d-435f-b59a-8cee2104bd35" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdvertisingMember_8ff07c4c-14ed-4d85-b49e-a2952311cab1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdvertisingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_e174d0f2-587d-435f-b59a-8cee2104bd35" xlink:to="loc_us-gaap_AdvertisingMember_8ff07c4c-14ed-4d85-b49e-a2952311cab1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_ContentMember_6595d294-261f-4ef8-bd63-69c0ef51ecfc" xlink:href="bzfd-20251231.xsd#bzfd_ContentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_e174d0f2-587d-435f-b59a-8cee2104bd35" xlink:to="loc_bzfd_ContentMember_6595d294-261f-4ef8-bd63-69c0ef51ecfc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_CommerceAndOtherMember_ca0e8566-455d-4c61-8bc9-d3877c2fc68c" xlink:href="bzfd-20251231.xsd#bzfd_CommerceAndOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_e174d0f2-587d-435f-b59a-8cee2104bd35" xlink:to="loc_bzfd_CommerceAndOtherMember_ca0e8566-455d-4c61-8bc9-d3877c2fc68c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_c36a96bb-ec3f-498e-83d9-65e4e78ea641" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_46255f95-2273-4fd0-ba4c-a2f1ff5bf94d" xlink:to="loc_srt_StatementGeographicalAxis_c36a96bb-ec3f-498e-83d9-65e4e78ea641" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_c36a96bb-ec3f-498e-83d9-65e4e78ea641_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_c36a96bb-ec3f-498e-83d9-65e4e78ea641" xlink:to="loc_srt_SegmentGeographicalDomain_c36a96bb-ec3f-498e-83d9-65e4e78ea641_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_f0f73920-fa23-4c41-896e-0f310e3f5544" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_c36a96bb-ec3f-498e-83d9-65e4e78ea641" xlink:to="loc_srt_SegmentGeographicalDomain_f0f73920-fa23-4c41-896e-0f310e3f5544" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_US_f2898640-2ca2-474b-a8e3-b57c753b04e1" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_US"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_f0f73920-fa23-4c41-896e-0f310e3f5544" xlink:to="loc_country_US_f2898640-2ca2-474b-a8e3-b57c753b04e1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonUsMember_fffcf8f3-e03f-44ec-950d-9f50f9ab8e40" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NonUsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_f0f73920-fa23-4c41-896e-0f310e3f5544" xlink:to="loc_us-gaap_NonUsMember_fffcf8f3-e03f-44ec-950d-9f50f9ab8e40" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_a8fc732f-0568-4313-b69e-ffd42b96b451" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_d6e7c526-446e-497d-8e45-6a4ee89fb253" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_a8fc732f-0568-4313-b69e-ffd42b96b451" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/FairValueMeasurementsScheduleofFinancialAssetsandLiabilitiesMeasuredatFairValueonaRecurringBasisDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#FairValueMeasurementsScheduleofFinancialAssetsandLiabilitiesMeasuredatFairValueonaRecurringBasisDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/FairValueMeasurementsScheduleofFinancialAssetsandLiabilitiesMeasuredatFairValueonaRecurringBasisDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_5c2238d5-1dd8-457c-b975-0995a654a7ee" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByBalanceSheetGroupingTable_d5cdd5cc-1134-4968-b888-8ffd24dfacf8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueByBalanceSheetGroupingTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_5c2238d5-1dd8-457c-b975-0995a654a7ee" xlink:to="loc_us-gaap_FairValueByBalanceSheetGroupingTable_d5cdd5cc-1134-4968-b888-8ffd24dfacf8" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAxis_ec4b5243-8c11-43a8-817d-e2bbcfeb4f2f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueByBalanceSheetGroupingTable_d5cdd5cc-1134-4968-b888-8ffd24dfacf8" xlink:to="loc_us-gaap_CashAndCashEquivalentsAxis_ec4b5243-8c11-43a8-817d-e2bbcfeb4f2f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_ec4b5243-8c11-43a8-817d-e2bbcfeb4f2f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CashAndCashEquivalentsAxis_ec4b5243-8c11-43a8-817d-e2bbcfeb4f2f" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_ec4b5243-8c11-43a8-817d-e2bbcfeb4f2f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_69c936dd-7908-457f-bc0a-c0a5a2f95b66" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CashAndCashEquivalentsAxis_ec4b5243-8c11-43a8-817d-e2bbcfeb4f2f" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_69c936dd-7908-457f-bc0a-c0a5a2f95b66" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MoneyMarketFundsMember_4981efc9-ae32-42f3-83b3-916ef1b408df" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MoneyMarketFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_69c936dd-7908-457f-bc0a-c0a5a2f95b66" xlink:to="loc_us-gaap_MoneyMarketFundsMember_4981efc9-ae32-42f3-83b3-916ef1b408df" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_6d8b448b-18ad-44d5-b031-66971de99482" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueByBalanceSheetGroupingTable_d5cdd5cc-1134-4968-b888-8ffd24dfacf8" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_6d8b448b-18ad-44d5-b031-66971de99482" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_6d8b448b-18ad-44d5-b031-66971de99482_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_6d8b448b-18ad-44d5-b031-66971de99482" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_6d8b448b-18ad-44d5-b031-66971de99482_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_bd678a54-de4f-45fe-ba22-ad4704f75645" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_6d8b448b-18ad-44d5-b031-66971de99482" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_bd678a54-de4f-45fe-ba22-ad4704f75645" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_bb0f4cdd-3cbb-4074-b545-c15b34cc3daf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_bd678a54-de4f-45fe-ba22-ad4704f75645" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_bb0f4cdd-3cbb-4074-b545-c15b34cc3daf" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_e15397b9-323b-4554-9cbb-93b336471ae5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_bd678a54-de4f-45fe-ba22-ad4704f75645" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_e15397b9-323b-4554-9cbb-93b336471ae5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_4a7b2a19-0e02-46f0-9fe6-53629b7faa53" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_bd678a54-de4f-45fe-ba22-ad4704f75645" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_4a7b2a19-0e02-46f0-9fe6-53629b7faa53" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_019cc90a-2e51-7057-967f-b3f04d215a07" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueByBalanceSheetGroupingTable_d5cdd5cc-1134-4968-b888-8ffd24dfacf8" xlink:to="loc_us-gaap_FinancialInstrumentAxis_019cc90a-2e51-7057-967f-b3f04d215a07" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019cc90a-2e51-7057-967f-b3f04d215a07_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancialInstrumentAxis_019cc90a-2e51-7057-967f-b3f04d215a07" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019cc90a-2e51-7057-967f-b3f04d215a07_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019cc90a-2e51-78bd-ae43-44eb43f188f7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancialInstrumentAxis_019cc90a-2e51-7057-967f-b3f04d215a07" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019cc90a-2e51-78bd-ae43-44eb43f188f7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_PublicWarrantsMember_b5a6fb6a-b8be-4bff-a64a-d437b83f8feb" xlink:href="bzfd-20251231.xsd#bzfd_PublicWarrantsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019cc90a-2e51-78bd-ae43-44eb43f188f7" xlink:to="loc_bzfd_PublicWarrantsMember_b5a6fb6a-b8be-4bff-a64a-d437b83f8feb" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_PrivateWarrantsMember_88a5de48-d78b-43f9-a96f-b52c5358bf3f" xlink:href="bzfd-20251231.xsd#bzfd_PrivateWarrantsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_019cc90a-2e51-78bd-ae43-44eb43f188f7" xlink:to="loc_bzfd_PrivateWarrantsMember_88a5de48-d78b-43f9-a96f-b52c5358bf3f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsAbstract_e318a92c-0bb0-4b5b-bb21-f79178ad3aca" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_5c2238d5-1dd8-457c-b975-0995a654a7ee" xlink:to="loc_us-gaap_AssetsAbstract_e318a92c-0bb0-4b5b-bb21-f79178ad3aca" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_RestrictedCashFairValueDisclosure_019cdabb-3dad-7cb1-b005-d3e4a592e7b3" xlink:href="bzfd-20251231.xsd#bzfd_RestrictedCashFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_e318a92c-0bb0-4b5b-bb21-f79178ad3aca" xlink:to="loc_bzfd_RestrictedCashFairValueDisclosure_019cdabb-3dad-7cb1-b005-d3e4a592e7b3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_019bfb57-dc0d-71e3-acb5-5afca1fa6fe8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_e318a92c-0bb0-4b5b-bb21-f79178ad3aca" xlink:to="loc_us-gaap_AssetsFairValueDisclosure_019bfb57-dc0d-71e3-acb5-5afca1fa6fe8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_019bfb59-9972-7850-a842-c187688ec23f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesFairValueDisclosureAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_5c2238d5-1dd8-457c-b975-0995a654a7ee" xlink:to="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_019bfb59-9972-7850-a842-c187688ec23f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonfinancialLiabilitiesFairValueDisclosureAbstract_e53a197f-0496-4927-ad2a-3031c51c2e48" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NonfinancialLiabilitiesFairValueDisclosureAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_019bfb59-9972-7850-a842-c187688ec23f" xlink:to="loc_us-gaap_NonfinancialLiabilitiesFairValueDisclosureAbstract_e53a197f-0496-4927-ad2a-3031c51c2e48" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesFairValueDisclosure_019cc921-886f-7797-9920-43ed6702b783" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherLiabilitiesFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NonfinancialLiabilitiesFairValueDisclosureAbstract_e53a197f-0496-4927-ad2a-3031c51c2e48" xlink:to="loc_us-gaap_OtherLiabilitiesFairValueDisclosure_019cc921-886f-7797-9920-43ed6702b783" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosure_0f6aeeae-b400-4e36-8ca5-cb7a9a3ff82d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_019bfb59-9972-7850-a842-c187688ec23f" xlink:to="loc_us-gaap_LiabilitiesFairValueDisclosure_0f6aeeae-b400-4e36-8ca5-cb7a9a3ff82d" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/FairValueMeasurementsNarrativeDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#FairValueMeasurementsNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/FairValueMeasurementsNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_071ec3d3-5d57-4aab-bc3c-2febdfbb6596" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_ddf25d3a-478f-47e1-b478-291cd40bf4b3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_071ec3d3-5d57-4aab-bc3c-2febdfbb6596" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_ddf25d3a-478f-47e1-b478-291cd40bf4b3" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiarySaleOfStockAxis_b7b7d464-6c3c-46ad-9b3f-812bb97b5d97" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsidiarySaleOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_ddf25d3a-478f-47e1-b478-291cd40bf4b3" xlink:to="loc_us-gaap_SubsidiarySaleOfStockAxis_b7b7d464-6c3c-46ad-9b3f-812bb97b5d97" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_b7b7d464-6c3c-46ad-9b3f-812bb97b5d97_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_b7b7d464-6c3c-46ad-9b3f-812bb97b5d97" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_b7b7d464-6c3c-46ad-9b3f-812bb97b5d97_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_79de2e17-8525-417e-82db-8ab221485595" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_b7b7d464-6c3c-46ad-9b3f-812bb97b5d97" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_79de2e17-8525-417e-82db-8ab221485595" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_PublicWarrantsMember_e212f509-dfdf-4eab-b04e-57ef11c0df88" xlink:href="bzfd-20251231.xsd#bzfd_PublicWarrantsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_79de2e17-8525-417e-82db-8ab221485595" xlink:to="loc_bzfd_PublicWarrantsMember_e212f509-dfdf-4eab-b04e-57ef11c0df88" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_b0c334a4-cde6-4b21-b57b-53ff26f2b5e4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_071ec3d3-5d57-4aab-bc3c-2febdfbb6596" xlink:to="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_b0c334a4-cde6-4b21-b57b-53ff26f2b5e4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet_45ace20c-e994-4e06-8b4a-4a4984d33450" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_071ec3d3-5d57-4aab-bc3c-2febdfbb6596" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet_45ace20c-e994-4e06-8b4a-4a4984d33450" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/PropertyandEquipmentnetScheduleofPropertyandEquipmentNetDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#PropertyandEquipmentnetScheduleofPropertyandEquipmentNetDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/PropertyandEquipmentnetScheduleofPropertyandEquipmentNetDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_6c6462a9-3951-4bdf-8695-04a05770a056" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_4c9f2cf6-5085-4b8f-a372-f251be91dc4a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_6c6462a9-3951-4bdf-8695-04a05770a056" xlink:to="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_4c9f2cf6-5085-4b8f-a372-f251be91dc4a" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_d9606cc2-2530-4f5f-b0eb-7a6bd96e3f11" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_4c9f2cf6-5085-4b8f-a372-f251be91dc4a" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_d9606cc2-2530-4f5f-b0eb-7a6bd96e3f11" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_d9606cc2-2530-4f5f-b0eb-7a6bd96e3f11_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_d9606cc2-2530-4f5f-b0eb-7a6bd96e3f11" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_d9606cc2-2530-4f5f-b0eb-7a6bd96e3f11_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_bdb28460-d4fc-425f-8737-23c64aecee33" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_d9606cc2-2530-4f5f-b0eb-7a6bd96e3f11" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_bdb28460-d4fc-425f-8737-23c64aecee33" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeaseholdImprovementsMember_3943949e-2d0f-4451-a7ba-37ecbaf86daa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LeaseholdImprovementsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_bdb28460-d4fc-425f-8737-23c64aecee33" xlink:to="loc_us-gaap_LeaseholdImprovementsMember_3943949e-2d0f-4451-a7ba-37ecbaf86daa" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FurnitureAndFixturesMember_573f0a9f-74e3-48d7-add5-9ded92994e65" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FurnitureAndFixturesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_bdb28460-d4fc-425f-8737-23c64aecee33" xlink:to="loc_us-gaap_FurnitureAndFixturesMember_573f0a9f-74e3-48d7-add5-9ded92994e65" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComputerEquipmentMember_6b11fb5a-c40c-4d9d-b929-829a7d6963cd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComputerEquipmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_bdb28460-d4fc-425f-8737-23c64aecee33" xlink:to="loc_us-gaap_ComputerEquipmentMember_6b11fb5a-c40c-4d9d-b929-829a7d6963cd" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_VideoEquipmentMember_7f3e17da-dc0c-46f9-a5a0-7c66937c323b" xlink:href="bzfd-20251231.xsd#bzfd_VideoEquipmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_bdb28460-d4fc-425f-8737-23c64aecee33" xlink:to="loc_bzfd_VideoEquipmentMember_7f3e17da-dc0c-46f9-a5a0-7c66937c323b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_4d468e4c-16d9-470d-98dd-84fb2d44f126" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_6c6462a9-3951-4bdf-8695-04a05770a056" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentGross_4d468e4c-16d9-470d-98dd-84fb2d44f126" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_88fe79ef-75af-4cbc-aa10-4511635a76a7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_6c6462a9-3951-4bdf-8695-04a05770a056" xlink:to="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_88fe79ef-75af-4cbc-aa10-4511635a76a7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_b39bd83e-6cd9-45ed-a4ac-ca0ea7057791" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_6c6462a9-3951-4bdf-8695-04a05770a056" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_b39bd83e-6cd9-45ed-a4ac-ca0ea7057791" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/GoodwillandIntangiblesnetScheduleofIntangibleAssetsandtheWeightedAverageRemainingUsefulLivesDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#GoodwillandIntangiblesnetScheduleofIntangibleAssetsandtheWeightedAverageRemainingUsefulLivesDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/GoodwillandIntangiblesnetScheduleofIntangibleAssetsandtheWeightedAverageRemainingUsefulLivesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems_20f1ec35-3338-4647-ae73-20704d7df778" xlink:href="bzfd-20251231.xsd#bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassTable_24bacd33-75c4-4bcd-8c99-c05f21aa7ab9" xlink:href="bzfd-20251231.xsd#bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems_20f1ec35-3338-4647-ae73-20704d7df778" xlink:to="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassTable_24bacd33-75c4-4bcd-8c99-c05f21aa7ab9" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_16efec02-0b3a-4e4e-bfd8-a8f5ae061288" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassTable_24bacd33-75c4-4bcd-8c99-c05f21aa7ab9" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_16efec02-0b3a-4e4e-bfd8-a8f5ae061288" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_16efec02-0b3a-4e4e-bfd8-a8f5ae061288_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_16efec02-0b3a-4e4e-bfd8-a8f5ae061288" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_16efec02-0b3a-4e4e-bfd8-a8f5ae061288_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_c6952084-2cf2-4b64-9de7-f8edbd5b744c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_16efec02-0b3a-4e4e-bfd8-a8f5ae061288" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_c6952084-2cf2-4b64-9de7-f8edbd5b744c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TrademarksAndTradeNamesMember_c0d7cc1e-559c-442a-a942-21d51387017b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TrademarksAndTradeNamesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_c6952084-2cf2-4b64-9de7-f8edbd5b744c" xlink:to="loc_us-gaap_TrademarksAndTradeNamesMember_c0d7cc1e-559c-442a-a942-21d51387017b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CustomerRelationshipsMember_019b96a6-f22b-7f1a-98ed-b9ae397aacf7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CustomerRelationshipsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_c6952084-2cf2-4b64-9de7-f8edbd5b744c" xlink:to="loc_us-gaap_CustomerRelationshipsMember_019b96a6-f22b-7f1a-98ed-b9ae397aacf7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_e7380e15-cf73-4524-9fe2-be0adee8aace" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassTable_24bacd33-75c4-4bcd-8c99-c05f21aa7ab9" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_e7380e15-cf73-4524-9fe2-be0adee8aace" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_e7380e15-cf73-4524-9fe2-be0adee8aace_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_e7380e15-cf73-4524-9fe2-be0adee8aace" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_e7380e15-cf73-4524-9fe2-be0adee8aace_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_8625a6ee-4abc-4fe4-aaa4-49cd8af606dd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_e7380e15-cf73-4524-9fe2-be0adee8aace" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_8625a6ee-4abc-4fe4-aaa4-49cd8af606dd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TrademarksAndTradeNamesMember_6c113706-72b7-4e0b-8cd0-0e7325115c9a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TrademarksAndTradeNamesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_8625a6ee-4abc-4fe4-aaa4-49cd8af606dd" xlink:to="loc_us-gaap_TrademarksAndTradeNamesMember_6c113706-72b7-4e0b-8cd0-0e7325115c9a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetUsefulLife_00645a4b-d2dc-40fe-b57b-0e38dafe71b3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetUsefulLife"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems_20f1ec35-3338-4647-ae73-20704d7df778" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetUsefulLife_00645a4b-d2dc-40fe-b57b-0e38dafe71b3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_1e015df9-7d9e-4c69-9f80-0719109a8fc1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IntangibleAssetsGrossExcludingGoodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems_20f1ec35-3338-4647-ae73-20704d7df778" xlink:to="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_1e015df9-7d9e-4c69-9f80-0719109a8fc1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_7a6a1ad4-841a-4bfd-b9f3-f4aa3484bee5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems_20f1ec35-3338-4647-ae73-20704d7df778" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_7a6a1ad4-841a-4bfd-b9f3-f4aa3484bee5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_1719b145-cd19-4ff0-944b-e14acbb7155c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems_20f1ec35-3338-4647-ae73-20704d7df778" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_1719b145-cd19-4ff0-944b-e14acbb7155c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_0432c1c2-9503-4a29-a3cd-3ed7d10054b5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems_20f1ec35-3338-4647-ae73-20704d7df778" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_0432c1c2-9503-4a29-a3cd-3ed7d10054b5" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsWrittenOffRelatedToSaleOfBusinessUnit_019c55d7-79a3-7079-8b1d-fe3be6c9d8e5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IndefiniteLivedIntangibleAssetsWrittenOffRelatedToSaleOfBusinessUnit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems_20f1ec35-3338-4647-ae73-20704d7df778" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsWrittenOffRelatedToSaleOfBusinessUnit_019c55d7-79a3-7079-8b1d-fe3be6c9d8e5" xlink:type="arc" order="5"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/GoodwillandIntangiblesnetNarrativeDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#GoodwillandIntangiblesnetNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/GoodwillandIntangiblesnetNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems_019c7468-74ba-7024-a051-a7a05f4ab8cd" xlink:href="bzfd-20251231.xsd#bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassTable_019c7468-74ba-7338-b5bf-d770f8fbe013" xlink:href="bzfd-20251231.xsd#bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems_019c7468-74ba-7024-a051-a7a05f4ab8cd" xlink:to="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassTable_019c7468-74ba-7338-b5bf-d770f8fbe013" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_019c7468-74ba-7296-a1b6-f409a8a4e884" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassTable_019c7468-74ba-7338-b5bf-d770f8fbe013" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_019c7468-74ba-7296-a1b6-f409a8a4e884" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_019c7468-74ba-7296-a1b6-f409a8a4e884_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_019c7468-74ba-7296-a1b6-f409a8a4e884" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_019c7468-74ba-7296-a1b6-f409a8a4e884_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_019c7468-74ba-71ae-9781-c1ce99a477ed" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_019c7468-74ba-7296-a1b6-f409a8a4e884" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_019c7468-74ba-71ae-9781-c1ce99a477ed" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_CustomContentPrivateCompanyMember_019c7468-74ba-7552-ba39-c514744f2fa5" xlink:href="bzfd-20251231.xsd#bzfd_CustomContentPrivateCompanyMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_019c7468-74ba-71ae-9781-c1ce99a477ed" xlink:to="loc_bzfd_CustomContentPrivateCompanyMember_019c7468-74ba-7552-ba39-c514744f2fa5" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_019c7468-74ba-79e2-a305-580ef82dbc7f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassTable_019c7468-74ba-7338-b5bf-d770f8fbe013" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_019c7468-74ba-79e2-a305-580ef82dbc7f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_019c7468-74ba-79e2-a305-580ef82dbc7f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_019c7468-74ba-79e2-a305-580ef82dbc7f" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_019c7468-74ba-79e2-a305-580ef82dbc7f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_019c7468-74ba-712a-9d81-45cafe1c3d66" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_019c7468-74ba-79e2-a305-580ef82dbc7f" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_019c7468-74ba-712a-9d81-45cafe1c3d66" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CustomerRelationshipsMember_019c7468-74ba-74f8-a938-f5aa8c54ff1b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CustomerRelationshipsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_019c7468-74ba-712a-9d81-45cafe1c3d66" xlink:to="loc_us-gaap_CustomerRelationshipsMember_019c7468-74ba-74f8-a938-f5aa8c54ff1b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019c7468-74ba-71fa-87ac-2a0c78154225" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassTable_019c7468-74ba-7338-b5bf-d770f8fbe013" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019c7468-74ba-71fa-87ac-2a0c78154225" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019c7468-74ba-71fa-87ac-2a0c78154225_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019c7468-74ba-71fa-87ac-2a0c78154225" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019c7468-74ba-71fa-87ac-2a0c78154225_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019c7468-74ba-75e3-9066-86594e1b8724" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019c7468-74ba-71fa-87ac-2a0c78154225" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019c7468-74ba-75e3-9066-86594e1b8724" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_019c7468-74ba-7a75-894d-40a4f373be02" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VariableInterestEntityPrimaryBeneficiaryMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019c7468-74ba-75e3-9066-86594e1b8724" xlink:to="loc_us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_019c7468-74ba-7a75-894d-40a4f373be02" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019c7468-74ba-7afb-a8b9-2a12565f052b" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_OwnershipAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassTable_019c7468-74ba-7338-b5bf-d770f8fbe013" xlink:to="loc_srt_OwnershipAxis_019c7468-74ba-7afb-a8b9-2a12565f052b" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019c7468-74ba-7afb-a8b9-2a12565f052b_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_OwnershipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_OwnershipAxis_019c7468-74ba-7afb-a8b9-2a12565f052b" xlink:to="loc_srt_OwnershipDomain_019c7468-74ba-7afb-a8b9-2a12565f052b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019c7468-74ba-7427-a5cb-a64c670f3fd0" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_OwnershipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_OwnershipAxis_019c7468-74ba-7afb-a8b9-2a12565f052b" xlink:to="loc_srt_OwnershipDomain_019c7468-74ba-7427-a5cb-a64c670f3fd0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_GirlsLikeGirlsFilmInc.Member_019c7468-74ba-7e50-b6e0-c2b9f3dacc97" xlink:href="bzfd-20251231.xsd#bzfd_GirlsLikeGirlsFilmInc.Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_OwnershipDomain_019c7468-74ba-7427-a5cb-a64c670f3fd0" xlink:to="loc_bzfd_GirlsLikeGirlsFilmInc.Member_019c7468-74ba-7e50-b6e0-c2b9f3dacc97" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019c7468-74ba-72ab-8eab-fc6e4603797d" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassTable_019c7468-74ba-7338-b5bf-d770f8fbe013" xlink:to="loc_dei_LegalEntityAxis_019c7468-74ba-72ab-8eab-fc6e4603797d" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019c7468-74ba-72ab-8eab-fc6e4603797d_default" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_019c7468-74ba-72ab-8eab-fc6e4603797d" xlink:to="loc_dei_EntityDomain_019c7468-74ba-72ab-8eab-fc6e4603797d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019c7468-74ba-7d96-aec3-734f2b05121d" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_019c7468-74ba-72ab-8eab-fc6e4603797d" xlink:to="loc_dei_EntityDomain_019c7468-74ba-7d96-aec3-734f2b05121d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_BuzzFeedStudiosCanadaIncMember_019c7468-74ba-7f12-8a4c-f5b7413744d4" xlink:href="bzfd-20251231.xsd#bzfd_BuzzFeedStudiosCanadaIncMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019c7468-74ba-7d96-aec3-734f2b05121d" xlink:to="loc_bzfd_BuzzFeedStudiosCanadaIncMember_019c7468-74ba-7f12-8a4c-f5b7413744d4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_77fd6527-951c-4004-9d4f-550538e50f97" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AmortizationOfIntangibleAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems_019c7468-74ba-7024-a051-a7a05f4ab8cd" xlink:to="loc_us-gaap_AmortizationOfIntangibleAssets_77fd6527-951c-4004-9d4f-550538e50f97" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesGross_019c7468-74ba-70aa-9b59-228880a28190" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireBusinessesGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems_019c7468-74ba-7024-a051-a7a05f4ab8cd" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesGross_019c7468-74ba-70aa-9b59-228880a28190" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationContingentConsiderationLiability_019c7468-74ba-7f1f-b162-a532f844ece0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationContingentConsiderationLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems_019c7468-74ba-7024-a051-a7a05f4ab8cd" xlink:to="loc_us-gaap_BusinessCombinationContingentConsiderationLiability_019c7468-74ba-7f1f-b162-a532f844ece0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_019c7468-74ba-7990-91f6-d861065b04e2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems_019c7468-74ba-7024-a051-a7a05f4ab8cd" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_019c7468-74ba-7990-91f6-d861065b04e2" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_019c7468-74ba-762c-8aef-1771ac8db0ca" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems_019c7468-74ba-7024-a051-a7a05f4ab8cd" xlink:to="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_019c7468-74ba-762c-8aef-1771ac8db0ca" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_019c7468-74ba-73f5-8994-1b66b618123d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Goodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems_019c7468-74ba-7024-a051-a7a05f4ab8cd" xlink:to="loc_us-gaap_Goodwill_019c7468-74ba-73f5-8994-1b66b618123d" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual_019c7468-74ba-7328-a5ff-ffe980de6c47" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems_019c7468-74ba-7024-a051-a7a05f4ab8cd" xlink:to="loc_us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual_019c7468-74ba-7328-a5ff-ffe980de6c47" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestOwnershipPercentageByParent_019c7468-74ba-77ff-b34f-37864a79ab77" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterestOwnershipPercentageByParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems_019c7468-74ba-7024-a051-a7a05f4ab8cd" xlink:to="loc_us-gaap_MinorityInterestOwnershipPercentageByParent_019c7468-74ba-77ff-b34f-37864a79ab77" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueOfAssetsAcquired_019c7468-74ba-7d68-84d2-bca75afb5ddc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueOfAssetsAcquired"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems_019c7468-74ba-7024-a051-a7a05f4ab8cd" xlink:to="loc_us-gaap_FairValueOfAssetsAcquired_019c7468-74ba-7d68-84d2-bca75afb5ddc" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAssumed1_019c7468-74ba-75ba-9c43-6b439f4c368f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesAssumed1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems_019c7468-74ba-7024-a051-a7a05f4ab8cd" xlink:to="loc_us-gaap_LiabilitiesAssumed1_019c7468-74ba-75ba-9c43-6b439f4c368f" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_VariableInterestEntityExecutiveProducerFeeWaivedAsPurchaseConsideration_019c7468-74ba-7f71-b07f-5480679cffb2" xlink:href="bzfd-20251231.xsd#bzfd_VariableInterestEntityExecutiveProducerFeeWaivedAsPurchaseConsideration"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems_019c7468-74ba-7024-a051-a7a05f4ab8cd" xlink:to="loc_bzfd_VariableInterestEntityExecutiveProducerFeeWaivedAsPurchaseConsideration_019c7468-74ba-7f71-b07f-5480679cffb2" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableInterestEntityActivityBetweenVIEAndEntityRevenues_019c7468-74ba-77af-a39c-ea94f6b2782c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VariableInterestEntityActivityBetweenVIEAndEntityRevenues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems_019c7468-74ba-7024-a051-a7a05f4ab8cd" xlink:to="loc_us-gaap_VariableInterestEntityActivityBetweenVIEAndEntityRevenues_019c7468-74ba-77af-a39c-ea94f6b2782c" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfReportingUnits_24f8674f-3817-4d4f-af75-2315db5fb4be" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NumberOfReportingUnits"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems_019c7468-74ba-7024-a051-a7a05f4ab8cd" xlink:to="loc_us-gaap_NumberOfReportingUnits_24f8674f-3817-4d4f-af75-2315db5fb4be" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillImpairmentLoss_019cd35c-b33f-7421-a1aa-ef82ff3134b2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GoodwillImpairmentLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassLineItems_019c7468-74ba-7024-a051-a7a05f4ab8cd" xlink:to="loc_us-gaap_GoodwillImpairmentLoss_019cd35c-b33f-7421-a1aa-ef82ff3134b2" xlink:type="arc" order="13"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/DebtNarrativeDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#DebtNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/DebtNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7a73-83db-c76bb949d54e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-77d7-9b0b-dad8a3fdb435" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7a73-83db-c76bb949d54e" xlink:to="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-77d7-9b0b-dad8a3fdb435" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_019b96b7-27b9-7b43-9d72-1221582db028" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-77d7-9b0b-dad8a3fdb435" xlink:to="loc_us-gaap_CreditFacilityAxis_019b96b7-27b9-7b43-9d72-1221582db028" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_019b96b7-27b9-7b43-9d72-1221582db028_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CreditFacilityAxis_019b96b7-27b9-7b43-9d72-1221582db028" xlink:to="loc_us-gaap_CreditFacilityDomain_019b96b7-27b9-7b43-9d72-1221582db028_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_019b96b7-27b9-7fa8-9e4b-ce8f9cdfe015" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CreditFacilityAxis_019b96b7-27b9-7b43-9d72-1221582db028" xlink:to="loc_us-gaap_CreditFacilityDomain_019b96b7-27b9-7fa8-9e4b-ce8f9cdfe015" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LetterOfCreditMember_019b96b7-27b9-7bbe-a53d-8f40682d1be6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LetterOfCreditMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditFacilityDomain_019b96b7-27b9-7fa8-9e4b-ce8f9cdfe015" xlink:to="loc_us-gaap_LetterOfCreditMember_019b96b7-27b9-7bbe-a53d-8f40682d1be6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_019b96b7-27b9-77ee-93f0-3da20da00054" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-77d7-9b0b-dad8a3fdb435" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_019b96b7-27b9-77ee-93f0-3da20da00054" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019b96b7-27b9-77ee-93f0-3da20da00054_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019b96b7-27b9-77ee-93f0-3da20da00054" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019b96b7-27b9-77ee-93f0-3da20da00054_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019b96b7-27b9-7fa6-b1bd-045b74fcee41" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019b96b7-27b9-77ee-93f0-3da20da00054" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019b96b7-27b9-7fa6-b1bd-045b74fcee41" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertibleDebtMember_019b96b7-27b9-7326-a0ee-a13007f6d1d5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConvertibleDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019b96b7-27b9-7fa6-b1bd-045b74fcee41" xlink:to="loc_us-gaap_ConvertibleDebtMember_019b96b7-27b9-7326-a0ee-a13007f6d1d5" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_019b96b7-27b9-7fdd-beb0-4303757949af" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7a73-83db-c76bb949d54e" xlink:to="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_019b96b7-27b9-7fdd-beb0-4303757949af" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_019b96b7-27b9-7321-994c-8ba8db18ede9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7a73-83db-c76bb949d54e" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_019b96b7-27b9-7321-994c-8ba8db18ede9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentConvertibleConversionPrice1_019b96b7-27b9-70fb-bb2f-d4d4a201ed2f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentConvertibleConversionPrice1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7a73-83db-c76bb949d54e" xlink:to="loc_us-gaap_DebtInstrumentConvertibleConversionPrice1_019b96b7-27b9-70fb-bb2f-d4d4a201ed2f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_019b96b7-27b9-7493-9bfd-232cfffa6f8c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7a73-83db-c76bb949d54e" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_019b96b7-27b9-7493-9bfd-232cfffa6f8c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentRepurchaseAmount_019b96b7-27b9-7b04-ad03-4466c051af99" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentRepurchaseAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7a73-83db-c76bb949d54e" xlink:to="loc_us-gaap_DebtInstrumentRepurchaseAmount_019b96b7-27b9-7b04-ad03-4466c051af99" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_019b96b7-27b9-7c38-a86c-f5683f42d494" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7a73-83db-c76bb949d54e" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_019b96b7-27b9-7c38-a86c-f5683f42d494" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFeeAmount_019b96b7-27b9-7cc1-8689-05cdf3738608" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentFeeAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7a73-83db-c76bb949d54e" xlink:to="loc_us-gaap_DebtInstrumentFeeAmount_019b96b7-27b9-7cc1-8689-05cdf3738608" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsPercentDerecognized_019b96b7-27b9-7025-83b9-398c31e40dea" xlink:href="bzfd-20251231.xsd#bzfd_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsPercentDerecognized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7a73-83db-c76bb949d54e" xlink:to="loc_bzfd_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsPercentDerecognized_019b96b7-27b9-7025-83b9-398c31e40dea" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_019b96b7-27b9-71c3-bfa3-b4991db609f0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RepaymentsOfLongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7a73-83db-c76bb949d54e" xlink:to="loc_us-gaap_RepaymentsOfLongTermDebt_019b96b7-27b9-71c3-bfa3-b4991db609f0" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_RepaymentsOfLongTermDebtPrincipal_019b96b7-27b9-72b8-97ee-278b2eebe93e" xlink:href="bzfd-20251231.xsd#bzfd_RepaymentsOfLongTermDebtPrincipal"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7a73-83db-c76bb949d54e" xlink:to="loc_bzfd_RepaymentsOfLongTermDebtPrincipal_019b96b7-27b9-72b8-97ee-278b2eebe93e" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_RepaymentsOfLongTermDebtInterest_019b96b7-27b9-767c-9ef2-c88633efb4cf" xlink:href="bzfd-20251231.xsd#bzfd_RepaymentsOfLongTermDebtInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7a73-83db-c76bb949d54e" xlink:to="loc_bzfd_RepaymentsOfLongTermDebtInterest_019b96b7-27b9-767c-9ef2-c88633efb4cf" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_019b96b7-27b9-7344-a775-e0515b7eb953" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentInterestRateEffectivePercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7a73-83db-c76bb949d54e" xlink:to="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_019b96b7-27b9-7344-a775-e0515b7eb953" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseDebt_019b96b7-27b9-7941-b193-9c2124360309" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestExpenseDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7a73-83db-c76bb949d54e" xlink:to="loc_us-gaap_InterestExpenseDebt_019b96b7-27b9-7941-b193-9c2124360309" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_019b96b7-27b9-799a-b0fd-313f605a6077" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AmortizationOfFinancingCostsAndDiscounts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7a73-83db-c76bb949d54e" xlink:to="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_019b96b7-27b9-799a-b0fd-313f605a6077" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermDebtWeightedAverageInterestRate_019c74c1-f6b8-76d0-be4d-8dfe1095b4a5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortTermDebtWeightedAverageInterestRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7a73-83db-c76bb949d54e" xlink:to="loc_us-gaap_ShortTermDebtWeightedAverageInterestRate_019c74c1-f6b8-76d0-be4d-8dfe1095b4a5" xlink:type="arc" order="14"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/DebtScheduleofNetCarryingAmountDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#DebtScheduleofNetCarryingAmountDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/DebtScheduleofNetCarryingAmountDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7a5e-8ceb-e32d58477cc9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-70c0-ab70-7fa2c3d4f32f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7a5e-8ceb-e32d58477cc9" xlink:to="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-70c0-ab70-7fa2c3d4f32f" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_019b96b7-27b9-7d84-981c-2c5e1d5eac50" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-70c0-ab70-7fa2c3d4f32f" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_019b96b7-27b9-7d84-981c-2c5e1d5eac50" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019b96b7-27b9-7d84-981c-2c5e1d5eac50_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019b96b7-27b9-7d84-981c-2c5e1d5eac50" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019b96b7-27b9-7d84-981c-2c5e1d5eac50_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019b96b7-27b9-7c28-8ad2-2332eb422183" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019b96b7-27b9-7d84-981c-2c5e1d5eac50" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019b96b7-27b9-7c28-8ad2-2332eb422183" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertibleDebtMember_019b96b7-27b9-7d26-bad5-79a1b5583f35" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConvertibleDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019b96b7-27b9-7c28-8ad2-2332eb422183" xlink:to="loc_us-gaap_ConvertibleDebtMember_019b96b7-27b9-7d26-bad5-79a1b5583f35" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditMember_019b96b7-27b9-726a-8549-09af9518603b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019b96b7-27b9-7c28-8ad2-2332eb422183" xlink:to="loc_us-gaap_LineOfCreditMember_019b96b7-27b9-726a-8549-09af9518603b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_019b96b7-27b9-7307-8fb4-f9fb60534498" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-70c0-ab70-7fa2c3d4f32f" xlink:to="loc_us-gaap_DebtInstrumentAxis_019b96b7-27b9-7307-8fb4-f9fb60534498" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019b96b7-27b9-7307-8fb4-f9fb60534498_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_019b96b7-27b9-7307-8fb4-f9fb60534498" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019b96b7-27b9-7307-8fb4-f9fb60534498_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019b96b7-27b9-7abd-86cb-f23cb663894d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_019b96b7-27b9-7307-8fb4-f9fb60534498" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019b96b7-27b9-7abd-86cb-f23cb663894d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_AmendedCreditAgreementMember_019b96b7-27b9-7dde-8c12-b1d0c0a3010b" xlink:href="bzfd-20251231.xsd#bzfd_AmendedCreditAgreementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019b96b7-27b9-7abd-86cb-f23cb663894d" xlink:to="loc_bzfd_AmendedCreditAgreementMember_019b96b7-27b9-7dde-8c12-b1d0c0a3010b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_019b96b7-27b9-76a3-9122-de8c243f5609" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-70c0-ab70-7fa2c3d4f32f" xlink:to="loc_us-gaap_CreditFacilityAxis_019b96b7-27b9-76a3-9122-de8c243f5609" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_019b96b7-27b9-76a3-9122-de8c243f5609_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CreditFacilityAxis_019b96b7-27b9-76a3-9122-de8c243f5609" xlink:to="loc_us-gaap_CreditFacilityDomain_019b96b7-27b9-76a3-9122-de8c243f5609_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_019b96b7-27b9-797b-a403-755d807a61d7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CreditFacilityAxis_019b96b7-27b9-76a3-9122-de8c243f5609" xlink:to="loc_us-gaap_CreditFacilityDomain_019b96b7-27b9-797b-a403-755d807a61d7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuredDebtMember_019b96b7-27b9-7a36-95db-80ec295fd5e8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SecuredDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditFacilityDomain_019b96b7-27b9-797b-a403-755d807a61d7" xlink:to="loc_us-gaap_SecuredDebtMember_019b96b7-27b9-7a36-95db-80ec295fd5e8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_019b96b7-27b9-723e-bcc2-2779632fcd69" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7a5e-8ceb-e32d58477cc9" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_019b96b7-27b9-723e-bcc2-2779632fcd69" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_019b96b7-27b9-7de9-8f33-16822f9cb795" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7a5e-8ceb-e32d58477cc9" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_019b96b7-27b9-7de9-8f33-16822f9cb795" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_019b96b7-27b9-7226-b757-d9cb6ff2bea5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7a5e-8ceb-e32d58477cc9" xlink:to="loc_us-gaap_LongTermDebt_019b96b7-27b9-7226-b757-d9cb6ff2bea5" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/DebtTermLoanDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#DebtTermLoanDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/DebtTermLoanDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7dbd-ba94-20264b123601" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-7133-bcf4-6e5cf967b8c8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7dbd-ba94-20264b123601" xlink:to="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-7133-bcf4-6e5cf967b8c8" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_019b96b7-27b9-70fe-8b7c-369d1ebbd7e6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-7133-bcf4-6e5cf967b8c8" xlink:to="loc_us-gaap_CreditFacilityAxis_019b96b7-27b9-70fe-8b7c-369d1ebbd7e6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_019b96b7-27b9-70fe-8b7c-369d1ebbd7e6_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CreditFacilityAxis_019b96b7-27b9-70fe-8b7c-369d1ebbd7e6" xlink:to="loc_us-gaap_CreditFacilityDomain_019b96b7-27b9-70fe-8b7c-369d1ebbd7e6_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_019b96b7-27b9-70c0-bd02-0c1910ce503d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CreditFacilityAxis_019b96b7-27b9-70fe-8b7c-369d1ebbd7e6" xlink:to="loc_us-gaap_CreditFacilityDomain_019b96b7-27b9-70c0-bd02-0c1910ce503d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuredDebtMember_019b96b7-27b9-70f8-a7a1-982696476f32" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SecuredDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditFacilityDomain_019b96b7-27b9-70c0-bd02-0c1910ce503d" xlink:to="loc_us-gaap_SecuredDebtMember_019b96b7-27b9-70f8-a7a1-982696476f32" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_019b96b7-27b9-7529-a489-3770534fa291" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-7133-bcf4-6e5cf967b8c8" xlink:to="loc_us-gaap_DebtInstrumentAxis_019b96b7-27b9-7529-a489-3770534fa291" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019b96b7-27b9-7529-a489-3770534fa291_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_019b96b7-27b9-7529-a489-3770534fa291" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019b96b7-27b9-7529-a489-3770534fa291_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019b96b7-27b9-714b-af12-8890ecc23b64" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_019b96b7-27b9-7529-a489-3770534fa291" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019b96b7-27b9-714b-af12-8890ecc23b64" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_AmendedCreditAgreementMember_019b96b7-27b9-7662-9673-358bffc5dd35" xlink:href="bzfd-20251231.xsd#bzfd_AmendedCreditAgreementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019b96b7-27b9-714b-af12-8890ecc23b64" xlink:to="loc_bzfd_AmendedCreditAgreementMember_019b96b7-27b9-7662-9673-358bffc5dd35" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_AmendedCreditAgreementUntilSecondAnniversaryOfClosingDateMember_019b96b7-27b9-727d-986f-18aad813b994" xlink:href="bzfd-20251231.xsd#bzfd_AmendedCreditAgreementUntilSecondAnniversaryOfClosingDateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_AmendedCreditAgreementMember_019b96b7-27b9-7662-9673-358bffc5dd35" xlink:to="loc_bzfd_AmendedCreditAgreementUntilSecondAnniversaryOfClosingDateMember_019b96b7-27b9-727d-986f-18aad813b994" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_AmendedCreditAgreementAfterSecondAnniversaryOfClosingDateMember_019b96b7-27b9-7c19-8b14-072cc3231539" xlink:href="bzfd-20251231.xsd#bzfd_AmendedCreditAgreementAfterSecondAnniversaryOfClosingDateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_AmendedCreditAgreementMember_019b96b7-27b9-7662-9673-358bffc5dd35" xlink:to="loc_bzfd_AmendedCreditAgreementAfterSecondAnniversaryOfClosingDateMember_019b96b7-27b9-7c19-8b14-072cc3231539" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_AssetBackedTermLoanMember_019b96b7-27b9-70b9-b8e9-a6f2d0759259" xlink:href="bzfd-20251231.xsd#bzfd_AssetBackedTermLoanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_AmendedCreditAgreementMember_019b96b7-27b9-7662-9673-358bffc5dd35" xlink:to="loc_bzfd_AssetBackedTermLoanMember_019b96b7-27b9-70b9-b8e9-a6f2d0759259" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_AssetBackedTermLoanFromAugust252025ThroughApril302026Member_019b96b7-27b9-7f73-ae06-8adcbf74f6a0" xlink:href="bzfd-20251231.xsd#bzfd_AssetBackedTermLoanFromAugust252025ThroughApril302026Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_AssetBackedTermLoanMember_019b96b7-27b9-70b9-b8e9-a6f2d0759259" xlink:to="loc_bzfd_AssetBackedTermLoanFromAugust252025ThroughApril302026Member_019b96b7-27b9-7f73-ae06-8adcbf74f6a0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_AssetBackedTermLoanThroughAugust312026Member_019b96b7-27b9-7033-814e-592c7f63624b" xlink:href="bzfd-20251231.xsd#bzfd_AssetBackedTermLoanThroughAugust312026Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_AssetBackedTermLoanMember_019b96b7-27b9-70b9-b8e9-a6f2d0759259" xlink:to="loc_bzfd_AssetBackedTermLoanThroughAugust312026Member_019b96b7-27b9-7033-814e-592c7f63624b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_AssetBackedTermLoanFromAugust312026UntilSecondAnniversaryOfClosingDateMember_019b96b7-27b9-763e-beb4-b8b5faa911ea" xlink:href="bzfd-20251231.xsd#bzfd_AssetBackedTermLoanFromAugust312026UntilSecondAnniversaryOfClosingDateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_AssetBackedTermLoanMember_019b96b7-27b9-70b9-b8e9-a6f2d0759259" xlink:to="loc_bzfd_AssetBackedTermLoanFromAugust312026UntilSecondAnniversaryOfClosingDateMember_019b96b7-27b9-763e-beb4-b8b5faa911ea" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_AssetBackedTermLoanAfterSecondAnniversaryOfClosingDateMember_019b96b7-27b9-7c26-a99a-658754f36df4" xlink:href="bzfd-20251231.xsd#bzfd_AssetBackedTermLoanAfterSecondAnniversaryOfClosingDateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_AssetBackedTermLoanMember_019b96b7-27b9-70b9-b8e9-a6f2d0759259" xlink:to="loc_bzfd_AssetBackedTermLoanAfterSecondAnniversaryOfClosingDateMember_019b96b7-27b9-7c26-a99a-658754f36df4" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_SecondAmendedCreditAgreementMember_019b96b7-27b9-77ef-b645-d36ec3ae0561" xlink:href="bzfd-20251231.xsd#bzfd_SecondAmendedCreditAgreementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_AmendedCreditAgreementMember_019b96b7-27b9-7662-9673-358bffc5dd35" xlink:to="loc_bzfd_SecondAmendedCreditAgreementMember_019b96b7-27b9-77ef-b645-d36ec3ae0561" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_ThirdAmendedCreditAgreementMember_019cf68e-8497-7b1e-9d65-645502e7efd1" xlink:href="bzfd-20251231.xsd#bzfd_ThirdAmendedCreditAgreementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_AmendedCreditAgreementMember_019b96b7-27b9-7662-9673-358bffc5dd35" xlink:to="loc_bzfd_ThirdAmendedCreditAgreementMember_019cf68e-8497-7b1e-9d65-645502e7efd1" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_ThirdAmendedCreditAgreementAllTimesOnOrPriorToApril302026Member_019cf691-1864-7a62-9b0b-a50928504e9d" xlink:href="bzfd-20251231.xsd#bzfd_ThirdAmendedCreditAgreementAllTimesOnOrPriorToApril302026Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_ThirdAmendedCreditAgreementMember_019cf68e-8497-7b1e-9d65-645502e7efd1" xlink:to="loc_bzfd_ThirdAmendedCreditAgreementAllTimesOnOrPriorToApril302026Member_019cf691-1864-7a62-9b0b-a50928504e9d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_ThirdAmendedCreditAgreementAllTimesThereafterMember_019cf690-de1d-7a24-925a-5c50756b4d84" xlink:href="bzfd-20251231.xsd#bzfd_ThirdAmendedCreditAgreementAllTimesThereafterMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_ThirdAmendedCreditAgreementMember_019cf68e-8497-7b1e-9d65-645502e7efd1" xlink:to="loc_bzfd_ThirdAmendedCreditAgreementAllTimesThereafterMember_019cf690-de1d-7a24-925a-5c50756b4d84" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_019b96b7-27b9-7623-8935-f5743824d394" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-7133-bcf4-6e5cf967b8c8" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_019b96b7-27b9-7623-8935-f5743824d394" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019b96b7-27b9-7623-8935-f5743824d394_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019b96b7-27b9-7623-8935-f5743824d394" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019b96b7-27b9-7623-8935-f5743824d394_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019b96b7-27b9-7f41-a432-670a8fd5b211" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019b96b7-27b9-7623-8935-f5743824d394" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019b96b7-27b9-7f41-a432-670a8fd5b211" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditMember_019b96b7-27b9-7866-80bc-a701d48dc890" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019b96b7-27b9-7f41-a432-670a8fd5b211" xlink:to="loc_us-gaap_LineOfCreditMember_019b96b7-27b9-7866-80bc-a701d48dc890" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementScenarioAxis_019b96b7-27b9-72b1-b924-e0a09469a88b" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StatementScenarioAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-7133-bcf4-6e5cf967b8c8" xlink:to="loc_srt_StatementScenarioAxis_019b96b7-27b9-72b1-b924-e0a09469a88b" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioUnspecifiedDomain_019b96b7-27b9-72b1-b924-e0a09469a88b_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ScenarioUnspecifiedDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementScenarioAxis_019b96b7-27b9-72b1-b924-e0a09469a88b" xlink:to="loc_srt_ScenarioUnspecifiedDomain_019b96b7-27b9-72b1-b924-e0a09469a88b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioUnspecifiedDomain_019b96b7-27b9-7c92-aa84-c66eee12b25d" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ScenarioUnspecifiedDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementScenarioAxis_019b96b7-27b9-72b1-b924-e0a09469a88b" xlink:to="loc_srt_ScenarioUnspecifiedDomain_019b96b7-27b9-7c92-aa84-c66eee12b25d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioForecastMember_019b96b7-27b9-78a0-9235-82c2a63becc4" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ScenarioForecastMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ScenarioUnspecifiedDomain_019b96b7-27b9-7c92-aa84-c66eee12b25d" xlink:to="loc_srt_ScenarioForecastMember_019b96b7-27b9-78a0-9235-82c2a63becc4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_019cf6c1-e250-725e-91be-9b9f2868cc93" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-7133-bcf4-6e5cf967b8c8" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_019cf6c1-e250-725e-91be-9b9f2868cc93" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_019cf6c1-e250-725e-91be-9b9f2868cc93_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_019cf6c1-e250-725e-91be-9b9f2868cc93" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_019cf6c1-e250-725e-91be-9b9f2868cc93_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_019cf6c1-e250-7a9a-b110-05c4c4637b99" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_019cf6c1-e250-725e-91be-9b9f2868cc93" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_019cf6c1-e250-7a9a-b110-05c4c4637b99" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventMember_019cf6c1-e250-7ea3-a4b8-388470c7a2c6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_019cf6c1-e250-7a9a-b110-05c4c4637b99" xlink:to="loc_us-gaap_SubsequentEventMember_019cf6c1-e250-7ea3-a4b8-388470c7a2c6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_019b96b7-27b9-7eee-8367-48ded5c8f94b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7dbd-ba94-20264b123601" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_019b96b7-27b9-7eee-8367-48ded5c8f94b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_DebtInstrumentOveradvanceAmount_019b96b7-27b9-7453-ab61-2c9fed77341f" xlink:href="bzfd-20251231.xsd#bzfd_DebtInstrumentOveradvanceAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7dbd-ba94-20264b123601" xlink:to="loc_bzfd_DebtInstrumentOveradvanceAmount_019b96b7-27b9-7453-ab61-2c9fed77341f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_019b96b7-27b9-7fb2-b7ed-d231b72c8831" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7dbd-ba94-20264b123601" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_019b96b7-27b9-7fb2-b7ed-d231b72c8831" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_019b96b7-27b9-77d1-8a97-96dae7d7fb49" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7dbd-ba94-20264b123601" xlink:to="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_019b96b7-27b9-77d1-8a97-96dae7d7fb49" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_DebtInstrumentVariableRateFloor_019b96b7-27b9-7401-bd49-c7d9ceada6b4" xlink:href="bzfd-20251231.xsd#bzfd_DebtInstrumentVariableRateFloor"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7dbd-ba94-20264b123601" xlink:to="loc_bzfd_DebtInstrumentVariableRateFloor_019b96b7-27b9-7401-bd49-c7d9ceada6b4" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_019b96b7-27b9-739e-ac4f-85c9948ae1ec" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentInterestRateEffectivePercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7dbd-ba94-20264b123601" xlink:to="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_019b96b7-27b9-739e-ac4f-85c9948ae1ec" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_019b96b7-27b9-7ba5-81da-346799f7a112" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RepaymentsOfLongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7dbd-ba94-20264b123601" xlink:to="loc_us-gaap_RepaymentsOfLongTermDebt_019b96b7-27b9-7ba5-81da-346799f7a112" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_DebtInstrumentCovenantMinimumLiquidity_019b96b7-27b9-7cad-8b09-c74543a14464" xlink:href="bzfd-20251231.xsd#bzfd_DebtInstrumentCovenantMinimumLiquidity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7dbd-ba94-20264b123601" xlink:to="loc_bzfd_DebtInstrumentCovenantMinimumLiquidity_019b96b7-27b9-7cad-8b09-c74543a14464" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_LineOfCreditFacilityAccordionFeatureIncreaseLimit_019b96b7-27b9-703c-b98e-77264028819b" xlink:href="bzfd-20251231.xsd#bzfd_LineOfCreditFacilityAccordionFeatureIncreaseLimit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7dbd-ba94-20264b123601" xlink:to="loc_bzfd_LineOfCreditFacilityAccordionFeatureIncreaseLimit_019b96b7-27b9-703c-b98e-77264028819b" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDebtIssuanceCosts_019b96b7-27b9-7751-a3a1-6297cca01638" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsOfDebtIssuanceCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7dbd-ba94-20264b123601" xlink:to="loc_us-gaap_PaymentsOfDebtIssuanceCosts_019b96b7-27b9-7751-a3a1-6297cca01638" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_DebtInstrumentInterestRateIncrementalRateOfInterest_019cf710-839c-7360-8f0a-2f40ce8f6715" xlink:href="bzfd-20251231.xsd#bzfd_DebtInstrumentInterestRateIncrementalRateOfInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7dbd-ba94-20264b123601" xlink:to="loc_bzfd_DebtInstrumentInterestRateIncrementalRateOfInterest_019cf710-839c-7360-8f0a-2f40ce8f6715" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_019b96b7-27b9-739b-a965-d42f8a4a6cdc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7dbd-ba94-20264b123601" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_019b96b7-27b9-739b-a965-d42f8a4a6cdc" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_DebtInstrumentPrepaymentWrittenNoticePeriod_019b96b7-27b9-7258-9cc5-6f52d90ac159" xlink:href="bzfd-20251231.xsd#bzfd_DebtInstrumentPrepaymentWrittenNoticePeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7dbd-ba94-20264b123601" xlink:to="loc_bzfd_DebtInstrumentPrepaymentWrittenNoticePeriod_019b96b7-27b9-7258-9cc5-6f52d90ac159" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_DebtInstrumentPrepaymentPremiumPercentage_019b96b7-27b9-753c-8c6c-1be4503292a5" xlink:href="bzfd-20251231.xsd#bzfd_DebtInstrumentPrepaymentPremiumPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7dbd-ba94-20264b123601" xlink:to="loc_bzfd_DebtInstrumentPrepaymentPremiumPercentage_019b96b7-27b9-753c-8c6c-1be4503292a5" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_019b96b7-27b9-7e32-9020-61ed5983c8c1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7dbd-ba94-20264b123601" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_019b96b7-27b9-7e32-9020-61ed5983c8c1" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseDebt_019b96b7-27b9-7eb0-90d2-4f95c42a454f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestExpenseDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7dbd-ba94-20264b123601" xlink:to="loc_us-gaap_InterestExpenseDebt_019b96b7-27b9-7eb0-90d2-4f95c42a454f" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_019b96b7-27b9-7dd0-8a13-bd95281c7c51" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AmortizationOfFinancingCostsAndDiscounts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7dbd-ba94-20264b123601" xlink:to="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_019b96b7-27b9-7dd0-8a13-bd95281c7c51" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_019b96b7-27b9-745b-ac38-0c141757f5ae" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7dbd-ba94-20264b123601" xlink:to="loc_us-gaap_LongTermDebtCurrent_019b96b7-27b9-745b-ac38-0c141757f5ae" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_019b96b7-27b9-774b-b0f4-85d04c0367a0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7dbd-ba94-20264b123601" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_019b96b7-27b9-774b-b0f4-85d04c0367a0" xlink:type="arc" order="18"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/DebtGirlsLikeGirlsFilmIncIndebtednessDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#DebtGirlsLikeGirlsFilmIncIndebtednessDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/DebtGirlsLikeGirlsFilmIncIndebtednessDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7d1b-b6e7-5e879d534c15" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-7b76-9a1b-a71a80021c5f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7d1b-b6e7-5e879d534c15" xlink:to="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-7b76-9a1b-a71a80021c5f" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_019b96b7-27b9-7196-b864-82eba3c049b1" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-7b76-9a1b-a71a80021c5f" xlink:to="loc_srt_ConsolidatedEntitiesAxis_019b96b7-27b9-7196-b864-82eba3c049b1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019b96b7-27b9-7196-b864-82eba3c049b1_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019b96b7-27b9-7196-b864-82eba3c049b1" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019b96b7-27b9-7196-b864-82eba3c049b1_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_019b96b7-27b9-704a-96e7-5c5ede06ad1c" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidatedEntitiesAxis_019b96b7-27b9-7196-b864-82eba3c049b1" xlink:to="loc_srt_ConsolidatedEntitiesDomain_019b96b7-27b9-704a-96e7-5c5ede06ad1c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_019b96b7-27b9-76c8-9368-4957b7e7d8fe" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VariableInterestEntityPrimaryBeneficiaryMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidatedEntitiesDomain_019b96b7-27b9-704a-96e7-5c5ede06ad1c" xlink:to="loc_us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_019b96b7-27b9-76c8-9368-4957b7e7d8fe" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_019b96b7-27b9-711d-a8ad-0904ed3915e0" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_OwnershipAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-7b76-9a1b-a71a80021c5f" xlink:to="loc_srt_OwnershipAxis_019b96b7-27b9-711d-a8ad-0904ed3915e0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019b96b7-27b9-711d-a8ad-0904ed3915e0_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_OwnershipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_OwnershipAxis_019b96b7-27b9-711d-a8ad-0904ed3915e0" xlink:to="loc_srt_OwnershipDomain_019b96b7-27b9-711d-a8ad-0904ed3915e0_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_019b96b7-27b9-794b-b4d3-ab7336afcf12" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_OwnershipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_OwnershipAxis_019b96b7-27b9-711d-a8ad-0904ed3915e0" xlink:to="loc_srt_OwnershipDomain_019b96b7-27b9-794b-b4d3-ab7336afcf12" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_GirlsLikeGirlsFilmInc.Member_019b96b7-27b9-7cea-b891-4dfdf119f309" xlink:href="bzfd-20251231.xsd#bzfd_GirlsLikeGirlsFilmInc.Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_OwnershipDomain_019b96b7-27b9-794b-b4d3-ab7336afcf12" xlink:to="loc_bzfd_GirlsLikeGirlsFilmInc.Member_019b96b7-27b9-7cea-b891-4dfdf119f309" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019b96b7-27b9-7888-954e-69576f3dec28" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-7b76-9a1b-a71a80021c5f" xlink:to="loc_dei_LegalEntityAxis_019b96b7-27b9-7888-954e-69576f3dec28" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019b96b7-27b9-7888-954e-69576f3dec28_default" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_019b96b7-27b9-7888-954e-69576f3dec28" xlink:to="loc_dei_EntityDomain_019b96b7-27b9-7888-954e-69576f3dec28_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019b96b7-27b9-78a2-84b2-0663af729889" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_019b96b7-27b9-7888-954e-69576f3dec28" xlink:to="loc_dei_EntityDomain_019b96b7-27b9-78a2-84b2-0663af729889" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_BuzzFeedStudiosCanadaIncMember_019b96b7-27b9-7c28-b1c8-ecff0e49a79e" xlink:href="bzfd-20251231.xsd#bzfd_BuzzFeedStudiosCanadaIncMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019b96b7-27b9-78a2-84b2-0663af729889" xlink:to="loc_bzfd_BuzzFeedStudiosCanadaIncMember_019b96b7-27b9-7c28-b1c8-ecff0e49a79e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_GirlsLikeGirlsFilmInc.Member_019b96b7-27b9-70ba-9cb0-676b9daa1c80" xlink:href="bzfd-20251231.xsd#bzfd_GirlsLikeGirlsFilmInc.Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019b96b7-27b9-78a2-84b2-0663af729889" xlink:to="loc_bzfd_GirlsLikeGirlsFilmInc.Member_019b96b7-27b9-70ba-9cb0-676b9daa1c80" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_019b96b7-27b9-75af-a1d6-154e37003bf9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-7b76-9a1b-a71a80021c5f" xlink:to="loc_us-gaap_DebtInstrumentAxis_019b96b7-27b9-75af-a1d6-154e37003bf9" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019b96b7-27b9-75af-a1d6-154e37003bf9_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_019b96b7-27b9-75af-a1d6-154e37003bf9" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019b96b7-27b9-75af-a1d6-154e37003bf9_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019b96b7-27b9-766e-a38b-cdfbeea19a01" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_019b96b7-27b9-75af-a1d6-154e37003bf9" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019b96b7-27b9-766e-a38b-cdfbeea19a01" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_GirlsLikeGirlsIndebtednessMember_019b96b7-27b9-702b-b8b2-caa4c40b4837" xlink:href="bzfd-20251231.xsd#bzfd_GirlsLikeGirlsIndebtednessMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019b96b7-27b9-766e-a38b-cdfbeea19a01" xlink:to="loc_bzfd_GirlsLikeGirlsIndebtednessMember_019b96b7-27b9-702b-b8b2-caa4c40b4837" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_GirlsLikeGirlsIndebtednessRequiredToBeRepaidWithFeatureFilmDistributionRightsProceedsMember_019b96b7-27b9-719f-9431-5ee7b3b690e9" xlink:href="bzfd-20251231.xsd#bzfd_GirlsLikeGirlsIndebtednessRequiredToBeRepaidWithFeatureFilmDistributionRightsProceedsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_GirlsLikeGirlsIndebtednessMember_019b96b7-27b9-702b-b8b2-caa4c40b4837" xlink:to="loc_bzfd_GirlsLikeGirlsIndebtednessRequiredToBeRepaidWithFeatureFilmDistributionRightsProceedsMember_019b96b7-27b9-719f-9431-5ee7b3b690e9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_GirlsLikeGirlsIndebtednessDueUponReceivingExpectedProductionTaxCreditsMember_019b96b7-27b9-7685-b024-df524287f628" xlink:href="bzfd-20251231.xsd#bzfd_GirlsLikeGirlsIndebtednessDueUponReceivingExpectedProductionTaxCreditsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_GirlsLikeGirlsIndebtednessMember_019b96b7-27b9-702b-b8b2-caa4c40b4837" xlink:to="loc_bzfd_GirlsLikeGirlsIndebtednessDueUponReceivingExpectedProductionTaxCreditsMember_019b96b7-27b9-7685-b024-df524287f628" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_019b96b7-27b9-7e76-9ade-505a058db008" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-7b76-9a1b-a71a80021c5f" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_019b96b7-27b9-7e76-9ade-505a058db008" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019b96b7-27b9-7e76-9ade-505a058db008_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019b96b7-27b9-7e76-9ade-505a058db008" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019b96b7-27b9-7e76-9ade-505a058db008_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019b96b7-27b9-7060-8765-4c24f00244f2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019b96b7-27b9-7e76-9ade-505a058db008" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019b96b7-27b9-7060-8765-4c24f00244f2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignLineOfCreditMember_019b96b7-27b9-7731-906f-fabfe5c20be2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignLineOfCreditMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019b96b7-27b9-7060-8765-4c24f00244f2" xlink:to="loc_us-gaap_ForeignLineOfCreditMember_019b96b7-27b9-7731-906f-fabfe5c20be2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestOwnershipPercentageByParent_019b96b7-27b9-712a-8f1b-e5ca98103b5d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterestOwnershipPercentageByParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7d1b-b6e7-5e879d534c15" xlink:to="loc_us-gaap_MinorityInterestOwnershipPercentageByParent_019b96b7-27b9-712a-8f1b-e5ca98103b5d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermBorrowings_019b96b7-27b9-7a74-b6a5-4011027621b3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortTermBorrowings"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7d1b-b6e7-5e879d534c15" xlink:to="loc_us-gaap_ShortTermBorrowings_019b96b7-27b9-7a74-b6a5-4011027621b3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfShortTermDebt_019b96b7-27b9-789d-9cd1-ad4c8916ebb6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RepaymentsOfShortTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7d1b-b6e7-5e879d534c15" xlink:to="loc_us-gaap_RepaymentsOfShortTermDebt_019b96b7-27b9-789d-9cd1-ad4c8916ebb6" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_DebtInstrumentInterestReserve_019b96b7-27b9-77f1-bd59-2786559d493a" xlink:href="bzfd-20251231.xsd#bzfd_DebtInstrumentInterestReserve"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7d1b-b6e7-5e879d534c15" xlink:to="loc_bzfd_DebtInstrumentInterestReserve_019b96b7-27b9-77f1-bd59-2786559d493a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_019b96b7-27b9-7c28-a16f-3f79d60a25fe" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7d1b-b6e7-5e879d534c15" xlink:to="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_019b96b7-27b9-7c28-a16f-3f79d60a25fe" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_019b96b7-27b9-7c35-82a8-f4647f5bcda7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentInterestRateEffectivePercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7d1b-b6e7-5e879d534c15" xlink:to="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_019b96b7-27b9-7c35-82a8-f4647f5bcda7" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_019b96b7-27b9-7209-b431-9a5a308d7563" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7d1b-b6e7-5e879d534c15" xlink:to="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_019b96b7-27b9-7209-b431-9a5a308d7563" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCredit_019b96b7-27b9-7b0a-9747-39f1270ef180" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCredit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7d1b-b6e7-5e879d534c15" xlink:to="loc_us-gaap_LineOfCredit_019b96b7-27b9-7b0a-9747-39f1270ef180" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_DebtInstrumentCovenantPercentageOfCostOfProductionExceedingReportedBudgetMaximum_019b96b7-27b9-78a1-acc3-8bae0237a275" xlink:href="bzfd-20251231.xsd#bzfd_DebtInstrumentCovenantPercentageOfCostOfProductionExceedingReportedBudgetMaximum"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-7d1b-b6e7-5e879d534c15" xlink:to="loc_bzfd_DebtInstrumentCovenantPercentageOfCostOfProductionExceedingReportedBudgetMaximum_019b96b7-27b9-78a1-acc3-8bae0237a275" xlink:type="arc" order="8"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/DebtScheduleofFilmFinancingArrangementsOutstandingDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#DebtScheduleofFilmFinancingArrangementsOutstandingDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/DebtScheduleofFilmFinancingArrangementsOutstandingDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-72b6-96e8-f8238ac35220" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-7979-ba74-1c34ea835b4d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-72b6-96e8-f8238ac35220" xlink:to="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-7979-ba74-1c34ea835b4d" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019b96b7-27b9-77e7-8980-6ae9678e36ce" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-7979-ba74-1c34ea835b4d" xlink:to="loc_dei_LegalEntityAxis_019b96b7-27b9-77e7-8980-6ae9678e36ce" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019b96b7-27b9-77e7-8980-6ae9678e36ce_default" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_019b96b7-27b9-77e7-8980-6ae9678e36ce" xlink:to="loc_dei_EntityDomain_019b96b7-27b9-77e7-8980-6ae9678e36ce_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019b96b7-27b9-7486-8141-1fd89c0d5ae0" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_019b96b7-27b9-77e7-8980-6ae9678e36ce" xlink:to="loc_dei_EntityDomain_019b96b7-27b9-7486-8141-1fd89c0d5ae0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_A2XBlindPartnersInc.Member_019b96b7-27b9-75b3-ad94-7f3d346e4d60" xlink:href="bzfd-20251231.xsd#bzfd_A2XBlindPartnersInc.Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019b96b7-27b9-7486-8141-1fd89c0d5ae0" xlink:to="loc_bzfd_A2XBlindPartnersInc.Member_019b96b7-27b9-75b3-ad94-7f3d346e4d60" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_AdultingInc.Member_019b96b7-27b9-764e-af56-a9e3bc0ed7b7" xlink:href="bzfd-20251231.xsd#bzfd_AdultingInc.Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019b96b7-27b9-7486-8141-1fd89c0d5ae0" xlink:to="loc_bzfd_AdultingInc.Member_019b96b7-27b9-764e-af56-a9e3bc0ed7b7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_GloriaDeFilmInc.Member_019b96b7-27b9-7525-bdfa-7ec8e485af1f" xlink:href="bzfd-20251231.xsd#bzfd_GloriaDeFilmInc.Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019b96b7-27b9-7486-8141-1fd89c0d5ae0" xlink:to="loc_bzfd_GloriaDeFilmInc.Member_019b96b7-27b9-7525-bdfa-7ec8e485af1f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_CloverFilmInc.Member_019c55c9-f5ff-7b96-9de6-a6b5b4fe0369" xlink:href="bzfd-20251231.xsd#bzfd_CloverFilmInc.Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019b96b7-27b9-7486-8141-1fd89c0d5ae0" xlink:to="loc_bzfd_CloverFilmInc.Member_019c55c9-f5ff-7b96-9de6-a6b5b4fe0369" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_019b96b7-27b9-7fc2-9f8e-1da915f6714b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_019b96b7-27b9-7979-ba74-1c34ea835b4d" xlink:to="loc_us-gaap_DebtInstrumentAxis_019b96b7-27b9-7fc2-9f8e-1da915f6714b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019b96b7-27b9-7fc2-9f8e-1da915f6714b_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_019b96b7-27b9-7fc2-9f8e-1da915f6714b" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019b96b7-27b9-7fc2-9f8e-1da915f6714b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019b96b7-27b9-7df2-80b5-36818e1c96af" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_019b96b7-27b9-7fc2-9f8e-1da915f6714b" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019b96b7-27b9-7df2-80b5-36818e1c96af" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FilmFinancingArrangementsMember_019b96b7-27b9-7610-8e69-b64b0cbf4cfa" xlink:href="bzfd-20251231.xsd#bzfd_FilmFinancingArrangementsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019b96b7-27b9-7df2-80b5-36818e1c96af" xlink:to="loc_bzfd_FilmFinancingArrangementsMember_019b96b7-27b9-7610-8e69-b64b0cbf4cfa" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_LoanCommitmentDueMarch162026Member_019b96b7-27b9-71c0-ba72-b5bb66906671" xlink:href="bzfd-20251231.xsd#bzfd_LoanCommitmentDueMarch162026Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FilmFinancingArrangementsMember_019b96b7-27b9-7610-8e69-b64b0cbf4cfa" xlink:to="loc_bzfd_LoanCommitmentDueMarch162026Member_019b96b7-27b9-71c0-ba72-b5bb66906671" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_LoanCommitmentDueAugust142026Member_019b96b7-27b9-7ef6-afdb-8e002004d704" xlink:href="bzfd-20251231.xsd#bzfd_LoanCommitmentDueAugust142026Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FilmFinancingArrangementsMember_019b96b7-27b9-7610-8e69-b64b0cbf4cfa" xlink:to="loc_bzfd_LoanCommitmentDueAugust142026Member_019b96b7-27b9-7ef6-afdb-8e002004d704" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_LoanCommitmentDueSeptember142026Member_019b96b7-27b9-7ac5-b96d-172fb35df57d" xlink:href="bzfd-20251231.xsd#bzfd_LoanCommitmentDueSeptember142026Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FilmFinancingArrangementsMember_019b96b7-27b9-7610-8e69-b64b0cbf4cfa" xlink:to="loc_bzfd_LoanCommitmentDueSeptember142026Member_019b96b7-27b9-7ac5-b96d-172fb35df57d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_LoanCommitmentDueSeptember172026Member_019b96b7-27b9-7266-ac13-dcd82a2f58a1" xlink:href="bzfd-20251231.xsd#bzfd_LoanCommitmentDueSeptember172026Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FilmFinancingArrangementsMember_019b96b7-27b9-7610-8e69-b64b0cbf4cfa" xlink:to="loc_bzfd_LoanCommitmentDueSeptember172026Member_019b96b7-27b9-7266-ac13-dcd82a2f58a1" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FilmFinancingArrangementsDueFebruary142026Member_019c7496-ca8d-7c65-b089-3f7a5b0877e4" xlink:href="bzfd-20251231.xsd#bzfd_FilmFinancingArrangementsDueFebruary142026Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FilmFinancingArrangementsMember_019b96b7-27b9-7610-8e69-b64b0cbf4cfa" xlink:to="loc_bzfd_FilmFinancingArrangementsDueFebruary142026Member_019c7496-ca8d-7c65-b089-3f7a5b0877e4" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FilmFinancingArrangementsDueMay12026Member_019c7496-ca8d-72af-940b-f8974b76361c" xlink:href="bzfd-20251231.xsd#bzfd_FilmFinancingArrangementsDueMay12026Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FilmFinancingArrangementsMember_019b96b7-27b9-7610-8e69-b64b0cbf4cfa" xlink:to="loc_bzfd_FilmFinancingArrangementsDueMay12026Member_019c7496-ca8d-72af-940b-f8974b76361c" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FilmFinancingArrangementsDueSeptember172026Member_019c7496-ca8d-7483-b4b0-8d05e6925e17" xlink:href="bzfd-20251231.xsd#bzfd_FilmFinancingArrangementsDueSeptember172026Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FilmFinancingArrangementsMember_019b96b7-27b9-7610-8e69-b64b0cbf4cfa" xlink:to="loc_bzfd_FilmFinancingArrangementsDueSeptember172026Member_019c7496-ca8d-7483-b4b0-8d05e6925e17" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FilmFinancingArrangementsDueBetweenMay152028AndFebruary152029Member_019c7496-ca8d-7baf-bd3f-fdbfa3bf73da" xlink:href="bzfd-20251231.xsd#bzfd_FilmFinancingArrangementsDueBetweenMay152028AndFebruary152029Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FilmFinancingArrangementsMember_019b96b7-27b9-7610-8e69-b64b0cbf4cfa" xlink:to="loc_bzfd_FilmFinancingArrangementsDueBetweenMay152028AndFebruary152029Member_019c7496-ca8d-7baf-bd3f-fdbfa3bf73da" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FilmFinancingArrangementsDueAugust52026Member_019c7496-ca8d-79fc-8fbc-80a7eadd9d0b" xlink:href="bzfd-20251231.xsd#bzfd_FilmFinancingArrangementsDueAugust52026Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FilmFinancingArrangementsMember_019b96b7-27b9-7610-8e69-b64b0cbf4cfa" xlink:to="loc_bzfd_FilmFinancingArrangementsDueAugust52026Member_019c7496-ca8d-79fc-8fbc-80a7eadd9d0b" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FilmFinancingArrangementsDueOctober152026Member_019c7496-ca8d-75bc-ad71-858e108d4008" xlink:href="bzfd-20251231.xsd#bzfd_FilmFinancingArrangementsDueOctober152026Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FilmFinancingArrangementsMember_019b96b7-27b9-7610-8e69-b64b0cbf4cfa" xlink:to="loc_bzfd_FilmFinancingArrangementsDueOctober152026Member_019c7496-ca8d-75bc-ad71-858e108d4008" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FilmFinancingArrangementsDueNovember142026Member_019c7496-ca8d-7575-83c5-a8018e7acdc6" xlink:href="bzfd-20251231.xsd#bzfd_FilmFinancingArrangementsDueNovember142026Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FilmFinancingArrangementsMember_019b96b7-27b9-7610-8e69-b64b0cbf4cfa" xlink:to="loc_bzfd_FilmFinancingArrangementsDueNovember142026Member_019c7496-ca8d-7575-83c5-a8018e7acdc6" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FilmFinancingArrangementsDueMay152027Member_019c7496-ca8d-7684-a9ed-a1bb171ba3c2" xlink:href="bzfd-20251231.xsd#bzfd_FilmFinancingArrangementsDueMay152027Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FilmFinancingArrangementsMember_019b96b7-27b9-7610-8e69-b64b0cbf4cfa" xlink:to="loc_bzfd_FilmFinancingArrangementsDueMay152027Member_019c7496-ca8d-7684-a9ed-a1bb171ba3c2" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FilmFinancingArrangementsDueJuly292027Member_019c7496-ca8d-7044-ba8f-140498324740" xlink:href="bzfd-20251231.xsd#bzfd_FilmFinancingArrangementsDueJuly292027Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FilmFinancingArrangementsMember_019b96b7-27b9-7610-8e69-b64b0cbf4cfa" xlink:to="loc_bzfd_FilmFinancingArrangementsDueJuly292027Member_019c7496-ca8d-7044-ba8f-140498324740" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FilmFinancingArrangementsDueJuly312027Member_019c7496-ca8d-7286-bd7f-da4dfe75e32d" xlink:href="bzfd-20251231.xsd#bzfd_FilmFinancingArrangementsDueJuly312027Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FilmFinancingArrangementsMember_019b96b7-27b9-7610-8e69-b64b0cbf4cfa" xlink:to="loc_bzfd_FilmFinancingArrangementsDueJuly312027Member_019c7496-ca8d-7286-bd7f-da4dfe75e32d" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FilmFinancingArrangementsDueAugust152026Member_019c7496-ca8d-70b9-9fcc-48bdfa8db4f4" xlink:href="bzfd-20251231.xsd#bzfd_FilmFinancingArrangementsDueAugust152026Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FilmFinancingArrangementsMember_019b96b7-27b9-7610-8e69-b64b0cbf4cfa" xlink:to="loc_bzfd_FilmFinancingArrangementsDueAugust152026Member_019c7496-ca8d-70b9-9fcc-48bdfa8db4f4" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FilmFinancingArrangementsDueBetweenMay152027AndNovember152027Member_019c7496-ca8d-7bf0-a9dd-c87202c73397" xlink:href="bzfd-20251231.xsd#bzfd_FilmFinancingArrangementsDueBetweenMay152027AndNovember152027Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FilmFinancingArrangementsMember_019b96b7-27b9-7610-8e69-b64b0cbf4cfa" xlink:to="loc_bzfd_FilmFinancingArrangementsDueBetweenMay152027AndNovember152027Member_019c7496-ca8d-7bf0-a9dd-c87202c73397" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FilmFinancingArrangementsDueJune192027Member_019c7496-ca8d-7c93-8b85-4d5190d1f386" xlink:href="bzfd-20251231.xsd#bzfd_FilmFinancingArrangementsDueJune192027Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FilmFinancingArrangementsMember_019b96b7-27b9-7610-8e69-b64b0cbf4cfa" xlink:to="loc_bzfd_FilmFinancingArrangementsDueJune192027Member_019c7496-ca8d-7c93-8b85-4d5190d1f386" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FilmFinancingArrangementsDueDecember232027Member_019c9e98-2adb-7616-8bf3-4e19d593eab2" xlink:href="bzfd-20251231.xsd#bzfd_FilmFinancingArrangementsDueDecember232027Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_FilmFinancingArrangementsMember_019b96b7-27b9-7610-8e69-b64b0cbf4cfa" xlink:to="loc_bzfd_FilmFinancingArrangementsDueDecember232027Member_019c9e98-2adb-7616-8bf3-4e19d593eab2" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_LongTermAndShortTermDebtGross_019b96b7-27b9-71f5-a839-d3219490aa64" xlink:href="bzfd-20251231.xsd#bzfd_LongTermAndShortTermDebtGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-72b6-96e8-f8238ac35220" xlink:to="loc_bzfd_LongTermAndShortTermDebtGross_019b96b7-27b9-71f5-a839-d3219490aa64" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsGross_019b96b7-27ba-758d-b296-acc64ac7a748" xlink:href="bzfd-20251231.xsd#bzfd_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-72b6-96e8-f8238ac35220" xlink:to="loc_bzfd_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsGross_019b96b7-27ba-758d-b296-acc64ac7a748" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_019c9e93-024d-71c9-b7ca-81b73f0f0f7e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-72b6-96e8-f8238ac35220" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_019c9e93-024d-71c9-b7ca-81b73f0f0f7e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_019b96b7-27ba-7bfe-b44f-e5f7ba787d76" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-72b6-96e8-f8238ac35220" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_019b96b7-27ba-7bfe-b44f-e5f7ba787d76" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_019b96b7-27ba-7bed-bb60-01841674aec1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27b9-72b6-96e8-f8238ac35220" xlink:to="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_019b96b7-27ba-7bed-bb60-01841674aec1" xlink:type="arc" order="4"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/DebtFilmFinancingArrangementsDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#DebtFilmFinancingArrangementsDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/DebtFilmFinancingArrangementsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27ba-700d-9f30-9fb53a11eb23" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_019b96b7-27ba-75e6-9cba-91d0f75fe63d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27ba-700d-9f30-9fb53a11eb23" xlink:to="loc_us-gaap_DebtInstrumentTable_019b96b7-27ba-75e6-9cba-91d0f75fe63d" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_019b96b7-27ba-7244-817b-b1f5ce002a16" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_019b96b7-27ba-75e6-9cba-91d0f75fe63d" xlink:to="loc_us-gaap_DebtInstrumentAxis_019b96b7-27ba-7244-817b-b1f5ce002a16" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019b96b7-27ba-7244-817b-b1f5ce002a16_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_019b96b7-27ba-7244-817b-b1f5ce002a16" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019b96b7-27ba-7244-817b-b1f5ce002a16_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019b96b7-27ba-7d1a-8191-a65599b4b4f2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_019b96b7-27ba-7244-817b-b1f5ce002a16" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019b96b7-27ba-7d1a-8191-a65599b4b4f2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FilmFinancingArrangementsMember_019b96b7-27ba-7d38-800a-94f12dedfdec" xlink:href="bzfd-20251231.xsd#bzfd_FilmFinancingArrangementsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019b96b7-27ba-7d1a-8191-a65599b4b4f2" xlink:to="loc_bzfd_FilmFinancingArrangementsMember_019b96b7-27ba-7d38-800a-94f12dedfdec" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_019cf69d-7e55-71e0-a0fa-f0b9e37024e8" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_019b96b7-27ba-75e6-9cba-91d0f75fe63d" xlink:to="loc_dei_LegalEntityAxis_019cf69d-7e55-71e0-a0fa-f0b9e37024e8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019cf69d-7e55-71e0-a0fa-f0b9e37024e8_default" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_019cf69d-7e55-71e0-a0fa-f0b9e37024e8" xlink:to="loc_dei_EntityDomain_019cf69d-7e55-71e0-a0fa-f0b9e37024e8_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_019cf69d-7e55-78f1-bb2f-c87599e183c8" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_019cf69d-7e55-71e0-a0fa-f0b9e37024e8" xlink:to="loc_dei_EntityDomain_019cf69d-7e55-78f1-bb2f-c87599e183c8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_GloriaDeFilmInc.Member_019cf69d-7e55-7c2d-87e8-60cdad120ee0" xlink:href="bzfd-20251231.xsd#bzfd_GloriaDeFilmInc.Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019cf69d-7e55-78f1-bb2f-c87599e183c8" xlink:to="loc_bzfd_GloriaDeFilmInc.Member_019cf69d-7e55-7c2d-87e8-60cdad120ee0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_CloverFilmInc.Member_019cf69d-7e55-7744-b568-7208f06eac8c" xlink:href="bzfd-20251231.xsd#bzfd_CloverFilmInc.Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_019cf69d-7e55-78f1-bb2f-c87599e183c8" xlink:to="loc_bzfd_CloverFilmInc.Member_019cf69d-7e55-7744-b568-7208f06eac8c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_019b96b7-27ba-7d90-8cd2-3119b159db54" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AmortizationOfFinancingCostsAndDiscounts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27ba-700d-9f30-9fb53a11eb23" xlink:to="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_019b96b7-27ba-7d90-8cd2-3119b159db54" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermBorrowings_019b96b7-27ba-7617-898c-6bbea76478b2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortTermBorrowings"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27ba-700d-9f30-9fb53a11eb23" xlink:to="loc_us-gaap_ShortTermBorrowings_019b96b7-27ba-7617-898c-6bbea76478b2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_019b96b7-27ba-7905-9aef-767bbbe18d91" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27ba-700d-9f30-9fb53a11eb23" xlink:to="loc_us-gaap_LongTermDebt_019b96b7-27ba-7905-9aef-767bbbe18d91" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_019cf69d-7e55-72a8-b7f2-be948b2767bb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_019b96b7-27ba-700d-9f30-9fb53a11eb23" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_019cf69d-7e55-72a8-b7f2-be948b2767bb" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/StockholdersEquityNarrativeDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#StockholdersEquityNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/StockholdersEquityNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfStockByClassTable_2b25993c-36c7-4c24-8928-af805ee6ad81" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfStockByClassTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_us-gaap_ScheduleOfStockByClassTable_2b25993c-36c7-4c24-8928-af805ee6ad81" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_d4da5e1a-6961-406b-bc3d-0d26d03b6cb8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_2b25993c-36c7-4c24-8928-af805ee6ad81" xlink:to="loc_us-gaap_StatementClassOfStockAxis_d4da5e1a-6961-406b-bc3d-0d26d03b6cb8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_d4da5e1a-6961-406b-bc3d-0d26d03b6cb8_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_d4da5e1a-6961-406b-bc3d-0d26d03b6cb8" xlink:to="loc_us-gaap_ClassOfStockDomain_d4da5e1a-6961-406b-bc3d-0d26d03b6cb8_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_14a57f2c-feba-46a9-932c-99430b028bad" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_d4da5e1a-6961-406b-bc3d-0d26d03b6cb8" xlink:to="loc_us-gaap_ClassOfStockDomain_14a57f2c-feba-46a9-932c-99430b028bad" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_1e32932e-e78e-4d2b-ab3a-636c428173c2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_14a57f2c-feba-46a9-932c-99430b028bad" xlink:to="loc_us-gaap_CommonClassAMember_1e32932e-e78e-4d2b-ab3a-636c428173c2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassBMember_276b1fba-5968-41ae-96fd-4c6182b3677b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassBMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_14a57f2c-feba-46a9-932c-99430b028bad" xlink:to="loc_us-gaap_CommonClassBMember_276b1fba-5968-41ae-96fd-4c6182b3677b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassCMember_6588ab3d-a5c3-4006-9223-ab5ad27bcc60" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassCMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_14a57f2c-feba-46a9-932c-99430b028bad" xlink:to="loc_us-gaap_CommonClassCMember_6588ab3d-a5c3-4006-9223-ab5ad27bcc60" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_80876985-e2b3-4575-80a2-a33300dc27d7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_2b25993c-36c7-4c24-8928-af805ee6ad81" xlink:to="loc_us-gaap_AwardTypeAxis_80876985-e2b3-4575-80a2-a33300dc27d7" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_80876985-e2b3-4575-80a2-a33300dc27d7_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_80876985-e2b3-4575-80a2-a33300dc27d7" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_80876985-e2b3-4575-80a2-a33300dc27d7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_c3ba90e6-16af-4355-a731-0429f4a1af4b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_80876985-e2b3-4575-80a2-a33300dc27d7" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_c3ba90e6-16af-4355-a731-0429f4a1af4b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeStockOptionMember_4d5e7a2a-a6ce-4efd-85f3-d5e9bf21046b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeStockOptionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_c3ba90e6-16af-4355-a731-0429f4a1af4b" xlink:to="loc_us-gaap_EmployeeStockOptionMember_4d5e7a2a-a6ce-4efd-85f3-d5e9bf21046b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_e630c6d5-2925-4f00-9b4a-3cece6e8ef93" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedStockUnitsRSUMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_c3ba90e6-16af-4355-a731-0429f4a1af4b" xlink:to="loc_us-gaap_RestrictedStockUnitsRSUMember_e630c6d5-2925-4f00-9b4a-3cece6e8ef93" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_EquityIncentivePlan2015Member_019c7476-3466-74e9-8bbf-e135095f5bdb" xlink:href="bzfd-20251231.xsd#bzfd_EquityIncentivePlan2015Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_c3ba90e6-16af-4355-a731-0429f4a1af4b" xlink:to="loc_bzfd_EquityIncentivePlan2015Member_019c7476-3466-74e9-8bbf-e135095f5bdb" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanNameAxis_2817f197-4a5f-4695-b3c1-29db29a70547" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_2b25993c-36c7-4c24-8928-af805ee6ad81" xlink:to="loc_us-gaap_PlanNameAxis_2817f197-4a5f-4695-b3c1-29db29a70547" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanNameDomain_2817f197-4a5f-4695-b3c1-29db29a70547_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PlanNameAxis_2817f197-4a5f-4695-b3c1-29db29a70547" xlink:to="loc_us-gaap_PlanNameDomain_2817f197-4a5f-4695-b3c1-29db29a70547_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanNameDomain_4594280d-8ad1-4a96-9915-d33047b9ee26" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PlanNameAxis_2817f197-4a5f-4695-b3c1-29db29a70547" xlink:to="loc_us-gaap_PlanNameDomain_4594280d-8ad1-4a96-9915-d33047b9ee26" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_A2021EquityIncentivePlanMember_0d61c253-da01-4928-ac18-eca722b25345" xlink:href="bzfd-20251231.xsd#bzfd_A2021EquityIncentivePlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanNameDomain_4594280d-8ad1-4a96-9915-d33047b9ee26" xlink:to="loc_bzfd_A2021EquityIncentivePlanMember_0d61c253-da01-4928-ac18-eca722b25345" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_EquityIncentivePlan2015Member_ef88df4d-8f4c-4cd4-a430-8d8f5eb2218f" xlink:href="bzfd-20251231.xsd#bzfd_EquityIncentivePlan2015Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanNameDomain_4594280d-8ad1-4a96-9915-d33047b9ee26" xlink:to="loc_bzfd_EquityIncentivePlan2015Member_ef88df4d-8f4c-4cd4-a430-8d8f5eb2218f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiarySaleOfStockAxis_7a596643-18a4-431f-9088-63cb17784eab" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsidiarySaleOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_2b25993c-36c7-4c24-8928-af805ee6ad81" xlink:to="loc_us-gaap_SubsidiarySaleOfStockAxis_7a596643-18a4-431f-9088-63cb17784eab" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_7a596643-18a4-431f-9088-63cb17784eab_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_7a596643-18a4-431f-9088-63cb17784eab" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_7a596643-18a4-431f-9088-63cb17784eab_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_36512162-2199-4d1b-b200-4e5475f76734" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_7a596643-18a4-431f-9088-63cb17784eab" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_36512162-2199-4d1b-b200-4e5475f76734" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_ATMOfferingAgreementMember_8666b554-03b7-4f4e-92a4-f60c2d871617" xlink:href="bzfd-20251231.xsd#bzfd_ATMOfferingAgreementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_36512162-2199-4d1b-b200-4e5475f76734" xlink:to="loc_bzfd_ATMOfferingAgreementMember_8666b554-03b7-4f4e-92a4-f60c2d871617" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_019c555b-4c40-7626-81b9-3e8b6d209894" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_2b25993c-36c7-4c24-8928-af805ee6ad81" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_019c555b-4c40-7626-81b9-3e8b6d209894" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_019c555b-4c40-7626-81b9-3e8b6d209894_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_019c555b-4c40-7626-81b9-3e8b6d209894" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_019c555b-4c40-7626-81b9-3e8b6d209894_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_019c555b-4c40-7b8f-979a-452ed7e55a4d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_019c555b-4c40-7626-81b9-3e8b6d209894" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_019c555b-4c40-7b8f-979a-452ed7e55a4d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventMember_019c555b-4c40-768f-9864-f0896f5f8bc6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_019c555b-4c40-7b8f-979a-452ed7e55a4d" xlink:to="loc_us-gaap_SubsequentEventMember_019c555b-4c40-768f-9864-f0896f5f8bc6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_866464a6-e88f-4cb0-a982-c50ee8bed9d0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesAuthorized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_us-gaap_CommonStockSharesAuthorized_866464a6-e88f-4cb0-a982-c50ee8bed9d0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_5412ecc9-6b96-4f4f-9cc3-196c4fe0e901" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockParOrStatedValuePerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_5412ecc9-6b96-4f4f-9cc3-196c4fe0e901" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_CommonStockNumberOfVotes_dd59dc2c-565f-4ddd-b32c-d8ba3b263d7c" xlink:href="bzfd-20251231.xsd#bzfd_CommonStockNumberOfVotes"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_bzfd_CommonStockNumberOfVotes_dd59dc2c-565f-4ddd-b32c-d8ba3b263d7c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesAuthorized_39e9deed-9df8-442b-893d-098b27a8ba13" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockSharesAuthorized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_us-gaap_PreferredStockSharesAuthorized_39e9deed-9df8-442b-893d-098b27a8ba13" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockParOrStatedValuePerShare_adf119d2-f32b-4f63-a7c1-7b434bda6bb0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockParOrStatedValuePerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_us-gaap_PreferredStockParOrStatedValuePerShare_adf119d2-f32b-4f63-a7c1-7b434bda6bb0" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesIssued_4b96c437-d46d-4874-bc90-befc8e709fcf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockSharesIssued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_us-gaap_PreferredStockSharesIssued_4b96c437-d46d-4874-bc90-befc8e709fcf" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesOutstanding_be11c633-6468-41d2-ae0d-63fc340aac04" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_us-gaap_PreferredStockSharesOutstanding_be11c633-6468-41d2-ae0d-63fc340aac04" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased_019c746f-48c6-7a8b-9f18-cc91e57eea55" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_srt_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased_019c746f-48c6-7a8b-9f18-cc91e57eea55" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockAcquiredAverageCostPerShare_019c746f-48c6-759e-8051-7ad4e195e911" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TreasuryStockAcquiredAverageCostPerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_us-gaap_TreasuryStockAcquiredAverageCostPerShare_019c746f-48c6-759e-8051-7ad4e195e911" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_019c746f-48c6-7eb2-bd84-4c53cf73c85a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TreasuryStockValueAcquiredCostMethod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_019c746f-48c6-7eb2-bd84-4c53cf73c85a" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockSharesAcquired_019c746f-48c6-7b57-be65-178d2eebe31f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TreasuryStockSharesAcquired"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_us-gaap_TreasuryStockSharesAcquired_019c746f-48c6-7b57-be65-178d2eebe31f" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_0f299f22-e342-4ebb-bb1b-7383976c2e18" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockCapitalSharesReservedForFutureIssuance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_0f299f22-e342-4ebb-bb1b-7383976c2e18" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_IncreaseInNumberOfSharesReservedForIssuanceAsPercentageOfTotalNumberOfOutstandingShares_83a49946-5956-4dfd-89ff-d12fbdb0f0ac" xlink:href="bzfd-20251231.xsd#bzfd_IncreaseInNumberOfSharesReservedForIssuanceAsPercentageOfTotalNumberOfOutstandingShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_bzfd_IncreaseInNumberOfSharesReservedForIssuanceAsPercentageOfTotalNumberOfOutstandingShares_83a49946-5956-4dfd-89ff-d12fbdb0f0ac" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_CommonStockNumberOfAdditionalSharesAuthorized_a06a78a1-b0a2-4231-aaab-9fd3b46b7437" xlink:href="bzfd-20251231.xsd#bzfd_CommonStockNumberOfAdditionalSharesAuthorized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_bzfd_CommonStockNumberOfAdditionalSharesAuthorized_a06a78a1-b0a2-4231-aaab-9fd3b46b7437" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_17a3fa2d-f169-461d-a197-8e4680a30bcf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_17a3fa2d-f169-461d-a197-8e4680a30bcf" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_a2bca4b5-f195-4c3b-b894-a26088062323" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_a2bca4b5-f195-4c3b-b894-a26088062323" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions_8996a5ce-7731-40f8-aabd-93dc183e5be6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions_8996a5ce-7731-40f8-aabd-93dc183e5be6" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_ccd5c91a-204a-4aeb-8541-635d393e9d7b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_ccd5c91a-204a-4aeb-8541-635d393e9d7b" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_019c7476-3466-75b3-afce-62308edd7f90" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_019c7476-3466-75b3-afce-62308edd7f90" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_a3fb28df-fbe0-4675-913a-c7c9c4414133" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_a3fb28df-fbe0-4675-913a-c7c9c4414133" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_39c68457-ab4f-4e31-a593-c12e8b13d9f4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_39c68457-ab4f-4e31-a593-c12e8b13d9f4" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions_5938eaa7-ceba-4768-9cca-ae9a7db81f47" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions_5938eaa7-ceba-4768-9cca-ae9a7db81f47" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_SaleOfStockEquityIssuableAmount_26b675af-d7f2-43f4-844a-a9c3ab60278e" xlink:href="bzfd-20251231.xsd#bzfd_SaleOfStockEquityIssuableAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_bzfd_SaleOfStockEquityIssuableAmount_26b675af-d7f2-43f4-844a-a9c3ab60278e" xlink:type="arc" order="22"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_SaleOfStockEquityDistributionAgreementMaximumOfferingShares_7fa647a8-beb2-4e54-bb4d-7d29d4829a4b" xlink:href="bzfd-20251231.xsd#bzfd_SaleOfStockEquityDistributionAgreementMaximumOfferingShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_bzfd_SaleOfStockEquityDistributionAgreementMaximumOfferingShares_7fa647a8-beb2-4e54-bb4d-7d29d4829a4b" xlink:type="arc" order="23"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_SaleOfStockAggregateOfferingPriceMaximum_0529ae7f-8e9d-42e7-837d-284c89aee114" xlink:href="bzfd-20251231.xsd#bzfd_SaleOfStockAggregateOfferingPriceMaximum"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_bzfd_SaleOfStockAggregateOfferingPriceMaximum_0529ae7f-8e9d-42e7-837d-284c89aee114" xlink:type="arc" order="24"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_57deb1a9-8ff4-47c9-8ffa-804eac3ac437" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_57deb1a9-8ff4-47c9-8ffa-804eac3ac437" xlink:type="arc" order="25"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharesIssuedPricePerShare_7989b704-5a0c-4b7b-9af4-b5c7a8723ed2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharesIssuedPricePerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_us-gaap_SharesIssuedPricePerShare_7989b704-5a0c-4b7b-9af4-b5c7a8723ed2" xlink:type="arc" order="26"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_8f4ad934-0b2c-465c-a989-70dbea8ac5a4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_6882b6d6-8ae9-423d-9f0f-38e8ab24d652" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_8f4ad934-0b2c-465c-a989-70dbea8ac5a4" xlink:type="arc" order="27"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/StockholdersEquityScheduleofStockOptionsActivityDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#StockholdersEquityScheduleofStockOptionsActivityDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/StockholdersEquityScheduleofStockOptionsActivityDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_be25c3ef-8069-4ddd-99ed-fa1a4214bbdb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_8e200a6c-bcd4-4507-b9cb-23277f673669" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_be25c3ef-8069-4ddd-99ed-fa1a4214bbdb" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_8e200a6c-bcd4-4507-b9cb-23277f673669" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_fdf30834-b5a7-44b1-95e5-08d9070d149f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_8e200a6c-bcd4-4507-b9cb-23277f673669" xlink:to="loc_us-gaap_AwardTypeAxis_fdf30834-b5a7-44b1-95e5-08d9070d149f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_fdf30834-b5a7-44b1-95e5-08d9070d149f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_fdf30834-b5a7-44b1-95e5-08d9070d149f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_fdf30834-b5a7-44b1-95e5-08d9070d149f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_4b56df43-2b03-4f5c-89aa-9b917dfb3228" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_fdf30834-b5a7-44b1-95e5-08d9070d149f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_4b56df43-2b03-4f5c-89aa-9b917dfb3228" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_EquityIncentivePlan2015Member_d9476340-c620-453f-b393-32abd3ff3df9" xlink:href="bzfd-20251231.xsd#bzfd_EquityIncentivePlan2015Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_4b56df43-2b03-4f5c-89aa-9b917dfb3228" xlink:to="loc_bzfd_EquityIncentivePlan2015Member_d9476340-c620-453f-b393-32abd3ff3df9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_6e28c95a-66d2-439e-87ee-dbc99f9d6363" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_be25c3ef-8069-4ddd-99ed-fa1a4214bbdb" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_6e28c95a-66d2-439e-87ee-dbc99f9d6363" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_0d95f719-b8b2-4a01-b073-34d3b70e9d55" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_6e28c95a-66d2-439e-87ee-dbc99f9d6363" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_0d95f719-b8b2-4a01-b073-34d3b70e9d55" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_619807f3-be9d-4ec6-b8d7-e7607ee050bd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_6e28c95a-66d2-439e-87ee-dbc99f9d6363" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_619807f3-be9d-4ec6-b8d7-e7607ee050bd" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_fdb9a967-4b18-4a41-9330-7164ea317820" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_6e28c95a-66d2-439e-87ee-dbc99f9d6363" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_fdb9a967-4b18-4a41-9330-7164ea317820" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_7edfc253-a635-4750-a264-c59bf3c6227a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_6e28c95a-66d2-439e-87ee-dbc99f9d6363" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_7edfc253-a635-4750-a264-c59bf3c6227a" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod_02371d94-8dde-473f-8089-8b5855736bf5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_6e28c95a-66d2-439e-87ee-dbc99f9d6363" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod_02371d94-8dde-473f-8089-8b5855736bf5" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_3d911d43-d66f-4524-b198-b004e3e7d5a3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_395f9525-638a-488d-9c5b-fdfb9537eaec" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_be25c3ef-8069-4ddd-99ed-fa1a4214bbdb" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_395f9525-638a-488d-9c5b-fdfb9537eaec" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_f703791d-43eb-40d8-a3e2-c06e32bc0420" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_be25c3ef-8069-4ddd-99ed-fa1a4214bbdb" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_f703791d-43eb-40d8-a3e2-c06e32bc0420" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_fbb72bea-5db7-4af8-9dd8-e03093a390e5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_be25c3ef-8069-4ddd-99ed-fa1a4214bbdb" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_fbb72bea-5db7-4af8-9dd8-e03093a390e5" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_87a236bd-d87b-45c4-a6d9-529fd4044ffe" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_fbb72bea-5db7-4af8-9dd8-e03093a390e5" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_87a236bd-d87b-45c4-a6d9-529fd4044ffe" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_2d1f1ef9-f162-48ce-a86a-71173826963a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_fbb72bea-5db7-4af8-9dd8-e03093a390e5" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_2d1f1ef9-f162-48ce-a86a-71173826963a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_c75286f5-4b91-4638-855c-4603d35ce62b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_fbb72bea-5db7-4af8-9dd8-e03093a390e5" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_c75286f5-4b91-4638-855c-4603d35ce62b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_937bf6ed-6225-4876-8819-12dca8659773" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_fbb72bea-5db7-4af8-9dd8-e03093a390e5" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_937bf6ed-6225-4876-8819-12dca8659773" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice_0b234fb4-23a2-4377-b558-555c97de2d5f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_fbb72bea-5db7-4af8-9dd8-e03093a390e5" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice_0b234fb4-23a2-4377-b558-555c97de2d5f" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_3f36ba22-2dba-45be-96a7-b6081f0b588b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_0f309ad6-8eaf-48ea-b7dd-08f72d287472" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_be25c3ef-8069-4ddd-99ed-fa1a4214bbdb" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_0f309ad6-8eaf-48ea-b7dd-08f72d287472" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_ecd50229-807b-4da7-b257-d597c45d89d7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_be25c3ef-8069-4ddd-99ed-fa1a4214bbdb" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_ecd50229-807b-4da7-b257-d597c45d89d7" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_4a61bd1e-4656-4823-8ea1-0440e390b4a8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_be25c3ef-8069-4ddd-99ed-fa1a4214bbdb" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_4a61bd1e-4656-4823-8ea1-0440e390b4a8" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_d67369d8-67ae-444c-a1ee-a37661e183bc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_4a61bd1e-4656-4823-8ea1-0440e390b4a8" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_d67369d8-67ae-444c-a1ee-a37661e183bc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1_c01149ce-2993-4c8b-b301-5224a99d156c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_4a61bd1e-4656-4823-8ea1-0440e390b4a8" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1_c01149ce-2993-4c8b-b301-5224a99d156c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_851c2f3f-7244-430a-99b2-b8368a02c597" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_4a61bd1e-4656-4823-8ea1-0440e390b4a8" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_851c2f3f-7244-430a-99b2-b8368a02c597" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueAbstract_f6f27df6-2028-435f-82e0-2f00e5b24b06" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_be25c3ef-8069-4ddd-99ed-fa1a4214bbdb" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueAbstract_f6f27df6-2028-435f-82e0-2f00e5b24b06" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_84b9c247-3161-4d69-bf77-ea4f383cdfbb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueAbstract_f6f27df6-2028-435f-82e0-2f00e5b24b06" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_84b9c247-3161-4d69-bf77-ea4f383cdfbb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue_47af4604-f2d0-46de-a46b-63f982445c32" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueAbstract_f6f27df6-2028-435f-82e0-2f00e5b24b06" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue_47af4604-f2d0-46de-a46b-63f982445c32" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_a235be86-b79f-4ccc-bc3b-90ce393547dd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueAbstract_f6f27df6-2028-435f-82e0-2f00e5b24b06" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_a235be86-b79f-4ccc-bc3b-90ce393547dd" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/StockholdersEquityScheduleofFairValueofStockOptionAwardsValuationAssumptionsDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#StockholdersEquityScheduleofFairValueofStockOptionAwardsValuationAssumptionsDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/StockholdersEquityScheduleofFairValueofStockOptionAwardsValuationAssumptionsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_0066fc45-eb6e-452e-857f-2f064fa45506" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_776601eb-7c9b-4172-a9c3-1c10f88a2cca" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_0066fc45-eb6e-452e-857f-2f064fa45506" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_776601eb-7c9b-4172-a9c3-1c10f88a2cca" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_575088ed-0c5d-4dd1-ae74-6d6d77e3c035" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_776601eb-7c9b-4172-a9c3-1c10f88a2cca" xlink:to="loc_srt_RangeAxis_575088ed-0c5d-4dd1-ae74-6d6d77e3c035" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_575088ed-0c5d-4dd1-ae74-6d6d77e3c035_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_575088ed-0c5d-4dd1-ae74-6d6d77e3c035" xlink:to="loc_srt_RangeMember_575088ed-0c5d-4dd1-ae74-6d6d77e3c035_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_d904ec27-777f-4678-bac9-663d6f21bb65" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_575088ed-0c5d-4dd1-ae74-6d6d77e3c035" xlink:to="loc_srt_RangeMember_d904ec27-777f-4678-bac9-663d6f21bb65" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_47f98e3f-9ef6-4e33-93aa-6c182b76fa63" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_d904ec27-777f-4678-bac9-663d6f21bb65" xlink:to="loc_srt_MinimumMember_47f98e3f-9ef6-4e33-93aa-6c182b76fa63" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_37d6f0dd-7159-462f-b5ac-dae2603842ec" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_d904ec27-777f-4678-bac9-663d6f21bb65" xlink:to="loc_srt_MaximumMember_37d6f0dd-7159-462f-b5ac-dae2603842ec" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_a0a6ab74-7d8c-4445-966d-e8e42a665a1b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_776601eb-7c9b-4172-a9c3-1c10f88a2cca" xlink:to="loc_us-gaap_AwardTypeAxis_a0a6ab74-7d8c-4445-966d-e8e42a665a1b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_a0a6ab74-7d8c-4445-966d-e8e42a665a1b_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_a0a6ab74-7d8c-4445-966d-e8e42a665a1b" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_a0a6ab74-7d8c-4445-966d-e8e42a665a1b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_817c9ee0-6753-49a3-98d5-1757b1ba902f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_a0a6ab74-7d8c-4445-966d-e8e42a665a1b" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_817c9ee0-6753-49a3-98d5-1757b1ba902f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeStockOptionMember_a96f371d-9c48-4e9b-b151-b4f67819db9e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeStockOptionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_817c9ee0-6753-49a3-98d5-1757b1ba902f" xlink:to="loc_us-gaap_EmployeeStockOptionMember_a96f371d-9c48-4e9b-b151-b4f67819db9e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_019cd35e-41e1-78bf-a6e0-a63bcadf2461" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_0066fc45-eb6e-452e-857f-2f064fa45506" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_019cd35e-41e1-78bf-a6e0-a63bcadf2461" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice_3dfdd2db-80a0-44f5-ab6d-363cc35339da" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_0066fc45-eb6e-452e-857f-2f064fa45506" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice_3dfdd2db-80a0-44f5-ab6d-363cc35339da" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_4e691cc4-0f82-40a7-bf36-49c8bd413eac" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_0066fc45-eb6e-452e-857f-2f064fa45506" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_4e691cc4-0f82-40a7-bf36-49c8bd413eac" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum_40afbdfa-6165-4e28-b182-1310d4febff3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_0066fc45-eb6e-452e-857f-2f064fa45506" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum_40afbdfa-6165-4e28-b182-1310d4febff3" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum_7e2d7a41-d311-4866-ab6c-af334485e271" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_0066fc45-eb6e-452e-857f-2f064fa45506" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum_7e2d7a41-d311-4866-ab6c-af334485e271" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_4f8b4a09-d81e-4fd6-bdab-e15b7c1475f0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_0066fc45-eb6e-452e-857f-2f064fa45506" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_4f8b4a09-d81e-4fd6-bdab-e15b7c1475f0" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_004424ae-5668-4970-9f51-b0eae0aba28e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_0066fc45-eb6e-452e-857f-2f064fa45506" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_004424ae-5668-4970-9f51-b0eae0aba28e" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_cabaefb4-0db4-4a6e-b43a-56b8dd830f3b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_0066fc45-eb6e-452e-857f-2f064fa45506" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_cabaefb4-0db4-4a6e-b43a-56b8dd830f3b" xlink:type="arc" order="7"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/StockholdersEquityScheduleofRSUActivityDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#StockholdersEquityScheduleofRSUActivityDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/StockholdersEquityScheduleofRSUActivityDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_fbb63383-769c-4e7e-928c-33c0d0f124e6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_4979d9a6-e34a-4589-98fd-3bb62b1afd29" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_fbb63383-769c-4e7e-928c-33c0d0f124e6" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_4979d9a6-e34a-4589-98fd-3bb62b1afd29" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_69ca664f-f7b2-4010-9252-c5c211b3ba25" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_4979d9a6-e34a-4589-98fd-3bb62b1afd29" xlink:to="loc_us-gaap_AwardTypeAxis_69ca664f-f7b2-4010-9252-c5c211b3ba25" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_69ca664f-f7b2-4010-9252-c5c211b3ba25_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_69ca664f-f7b2-4010-9252-c5c211b3ba25" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_69ca664f-f7b2-4010-9252-c5c211b3ba25_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_edc6c73e-9051-477b-af80-e3e045583891" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_69ca664f-f7b2-4010-9252-c5c211b3ba25" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_edc6c73e-9051-477b-af80-e3e045583891" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_46f18149-db18-4810-a845-985701bcf381" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedStockUnitsRSUMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_edc6c73e-9051-477b-af80-e3e045583891" xlink:to="loc_us-gaap_RestrictedStockUnitsRSUMember_46f18149-db18-4810-a845-985701bcf381" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_d1e8ace5-5246-40ca-acba-0a320ce98c67" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_fbb63383-769c-4e7e-928c-33c0d0f124e6" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_d1e8ace5-5246-40ca-acba-0a320ce98c67" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_2d3e4a76-332b-4f17-8dfa-ea9d77f9a9a6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_d1e8ace5-5246-40ca-acba-0a320ce98c67" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_2d3e4a76-332b-4f17-8dfa-ea9d77f9a9a6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_3084f1f5-7fd1-4172-befe-3e7fd2f86dc0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_d1e8ace5-5246-40ca-acba-0a320ce98c67" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_3084f1f5-7fd1-4172-befe-3e7fd2f86dc0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_949b21d3-3b1d-4bac-9abc-f9671a7fb51b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_d1e8ace5-5246-40ca-acba-0a320ce98c67" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_949b21d3-3b1d-4bac-9abc-f9671a7fb51b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_369c609c-2cc6-4077-8ce8-78fbca70aed5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_d1e8ace5-5246-40ca-acba-0a320ce98c67" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_369c609c-2cc6-4077-8ce8-78fbca70aed5" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_31075194-f7d5-4a0a-b6dc-d35e5b04c4a1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_c97d41da-fe43-4a9d-9187-63110b97c714" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_fbb63383-769c-4e7e-928c-33c0d0f124e6" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_c97d41da-fe43-4a9d-9187-63110b97c714" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_8d446ecd-28b2-44c6-b822-249d7c985ad3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_c97d41da-fe43-4a9d-9187-63110b97c714" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_8d446ecd-28b2-44c6-b822-249d7c985ad3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_3c937b32-bb9a-4112-9c84-c6f8aeac981b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_c97d41da-fe43-4a9d-9187-63110b97c714" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_3c937b32-bb9a-4112-9c84-c6f8aeac981b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_447a1aca-947d-4159-a7d3-79a5346e08d9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_c97d41da-fe43-4a9d-9187-63110b97c714" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_447a1aca-947d-4159-a7d3-79a5346e08d9" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_6d7e316c-d08c-4c2c-ab83-7b217b4b7c9c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_c97d41da-fe43-4a9d-9187-63110b97c714" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_6d7e316c-d08c-4c2c-ab83-7b217b4b7c9c" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_2be65d81-48c9-4a54-a20f-4befa931f737" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/NetLossIncomePerShareNarrativeDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#NetLossIncomePerShareNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/NetLossIncomePerShareNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_ac2204ba-b40f-4902-8d7c-b546bbc5399d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_dc5016d9-93e6-4c9d-8848-d9982cefd7c9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_ac2204ba-b40f-4902-8d7c-b546bbc5399d" xlink:to="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_dc5016d9-93e6-4c9d-8848-d9982cefd7c9" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_019c9efe-249b-7e3f-904b-b82a62d7be95" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_dc5016d9-93e6-4c9d-8848-d9982cefd7c9" xlink:to="loc_us-gaap_StatementClassOfStockAxis_019c9efe-249b-7e3f-904b-b82a62d7be95" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_019c9efe-249b-7e3f-904b-b82a62d7be95_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_019c9efe-249b-7e3f-904b-b82a62d7be95" xlink:to="loc_us-gaap_ClassOfStockDomain_019c9efe-249b-7e3f-904b-b82a62d7be95_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_019c9efe-249b-77ef-8943-793a3ab47c30" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_019c9efe-249b-7e3f-904b-b82a62d7be95" xlink:to="loc_us-gaap_ClassOfStockDomain_019c9efe-249b-77ef-8943-793a3ab47c30" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassCMember_019c9efe-249b-7bd3-9b0c-121c27e014c9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonClassCMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_019c9efe-249b-77ef-8943-793a3ab47c30" xlink:to="loc_us-gaap_CommonClassCMember_019c9efe-249b-7bd3-9b0c-121c27e014c9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_019c9efe-249b-779c-a8b2-4fddaa4babe7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_ac2204ba-b40f-4902-8d7c-b546bbc5399d" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_019c9efe-249b-779c-a8b2-4fddaa4babe7" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/NetLossIncomePerShareScheduleofSecuritiesExcludedFromtheComputationofDilutedNetLossPerShareDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#NetLossIncomePerShareScheduleofSecuritiesExcludedFromtheComputationofDilutedNetLossPerShareDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/NetLossIncomePerShareScheduleofSecuritiesExcludedFromtheComputationofDilutedNetLossPerShareDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_83de7ba2-b6b7-4d52-bcbb-5e8d441e9a08" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_b6f0cc71-7c63-4f6a-b551-30feff34a05c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_83de7ba2-b6b7-4d52-bcbb-5e8d441e9a08" xlink:to="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_b6f0cc71-7c63-4f6a-b551-30feff34a05c" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_dca591c8-be1b-4f18-917f-b5bcd9c2618e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_b6f0cc71-7c63-4f6a-b551-30feff34a05c" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_dca591c8-be1b-4f18-917f-b5bcd9c2618e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesNameDomain_dca591c8-be1b-4f18-917f-b5bcd9c2618e_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AntidilutiveSecuritiesNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_dca591c8-be1b-4f18-917f-b5bcd9c2618e" xlink:to="loc_us-gaap_AntidilutiveSecuritiesNameDomain_dca591c8-be1b-4f18-917f-b5bcd9c2618e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesNameDomain_31654194-c2ad-4c12-a99e-1812b237605e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AntidilutiveSecuritiesNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_dca591c8-be1b-4f18-917f-b5bcd9c2618e" xlink:to="loc_us-gaap_AntidilutiveSecuritiesNameDomain_31654194-c2ad-4c12-a99e-1812b237605e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeStockOptionMember_fc0e085c-f093-4f16-a8bd-a7d9b6efaa04" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeStockOptionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_31654194-c2ad-4c12-a99e-1812b237605e" xlink:to="loc_us-gaap_EmployeeStockOptionMember_fc0e085c-f093-4f16-a8bd-a7d9b6efaa04" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_1cfc370a-f9b8-489a-909a-baaa554a7555" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedStockUnitsRSUMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_31654194-c2ad-4c12-a99e-1812b237605e" xlink:to="loc_us-gaap_RestrictedStockUnitsRSUMember_1cfc370a-f9b8-489a-909a-baaa554a7555" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WarrantMember_693e4511-79d5-4242-8bd6-41e92f91a76e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WarrantMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_31654194-c2ad-4c12-a99e-1812b237605e" xlink:to="loc_us-gaap_WarrantMember_693e4511-79d5-4242-8bd6-41e92f91a76e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_dcbeb46c-8e4e-4021-8aec-4060786d2ff3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_83de7ba2-b6b7-4d52-bcbb-5e8d441e9a08" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_dcbeb46c-8e4e-4021-8aec-4060786d2ff3" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/IncomeTaxesScheduleofReconciliationoftheUSStatutoryIncomeTaxRateOnContinuingOperationstotheCompanysEffectiveTaxRateDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#IncomeTaxesScheduleofReconciliationoftheUSStatutoryIncomeTaxRateOnContinuingOperationstotheCompanysEffectiveTaxRateDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/IncomeTaxesScheduleofReconciliationoftheUSStatutoryIncomeTaxRateOnContinuingOperationstotheCompanysEffectiveTaxRateDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationLineItems_019c9f65-cb92-7f5e-af46-d22eb25bf2b1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTable_019c9f65-cb92-7431-b513-726d6724419b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateReconciliationLineItems_019c9f65-cb92-7f5e-af46-d22eb25bf2b1" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTable_019c9f65-cb92-7431-b513-726d6724419b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityAxis_019c9f65-cb92-71d5-84be-be34b7b7e32c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxAuthorityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTable_019c9f65-cb92-7431-b513-726d6724419b" xlink:to="loc_us-gaap_IncomeTaxAuthorityAxis_019c9f65-cb92-71d5-84be-be34b7b7e32c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_019c9f65-cb92-71d5-84be-be34b7b7e32c_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxAuthorityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_019c9f65-cb92-71d5-84be-be34b7b7e32c" xlink:to="loc_us-gaap_IncomeTaxAuthorityDomain_019c9f65-cb92-71d5-84be-be34b7b7e32c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_019c9f65-cb92-7382-86c8-34e87eea4269" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxAuthorityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_019c9f65-cb92-71d5-84be-be34b7b7e32c" xlink:to="loc_us-gaap_IncomeTaxAuthorityDomain_019c9f65-cb92-7382-86c8-34e87eea4269" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCountryMember_019c9f73-23bf-7ef5-b3c2-cd6b74a283ac" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignCountryMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_019c9f65-cb92-7382-86c8-34e87eea4269" xlink:to="loc_us-gaap_ForeignCountryMember_019c9f73-23bf-7ef5-b3c2-cd6b74a283ac" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_CA_019c9f6d-5f2a-7534-8ec6-b4941bb871e0" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_CA"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ForeignCountryMember_019c9f73-23bf-7ef5-b3c2-cd6b74a283ac" xlink:to="loc_country_CA_019c9f6d-5f2a-7534-8ec6-b4941bb871e0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignTaxJurisdictionOtherMember_019c9f6d-937d-71c1-b378-f9b9a36a361f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignTaxJurisdictionOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ForeignCountryMember_019c9f73-23bf-7ef5-b3c2-cd6b74a283ac" xlink:to="loc_us-gaap_ForeignTaxJurisdictionOtherMember_019c9f6d-937d-71c1-b378-f9b9a36a361f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DomesticCountryMember_019cb224-50b1-7d05-88ff-c20006e576cb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DomesticCountryMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_019c9f65-cb92-7382-86c8-34e87eea4269" xlink:to="loc_us-gaap_DomesticCountryMember_019cb224-50b1-7d05-88ff-c20006e576cb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_US_019cb221-9f29-7f9d-b1b2-4e985c77d12d" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_US"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DomesticCountryMember_019cb224-50b1-7d05-88ff-c20006e576cb" xlink:to="loc_country_US_019cb221-9f29-7f9d-b1b2-4e985c77d12d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_019c9f66-291e-7c01-bd5b-30de4878aac5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateReconciliationLineItems_019c9f65-cb92-7f5e-af46-d22eb25bf2b1" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_019c9f66-291e-7c01-bd5b-30de4878aac5" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_019c9f6b-c061-7663-88e3-faba8a6dae41" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_019c9f66-291e-7c01-bd5b-30de4878aac5" xlink:to="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_019c9f6b-c061-7663-88e3-faba8a6dae41" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_019c9f6b-c061-7573-9a4e-e2f1cce681ab" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_019c9f66-291e-7c01-bd5b-30de4878aac5" xlink:to="loc_us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_019c9f6b-c061-7573-9a4e-e2f1cce681ab" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationOtherAdjustments_019c9f6b-c061-76ab-82f2-4fa396c3cd89" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationOtherAdjustments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_019c9f66-291e-7c01-bd5b-30de4878aac5" xlink:to="loc_us-gaap_IncomeTaxReconciliationOtherAdjustments_019c9f6b-c061-76ab-82f2-4fa396c3cd89" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_EffectiveIncomeTaxRateReconciliationForeignExchangeImpactsAmount_019c9f6b-c061-7936-9e1e-65d5ac77d462" xlink:href="bzfd-20251231.xsd#bzfd_EffectiveIncomeTaxRateReconciliationForeignExchangeImpactsAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_019c9f66-291e-7c01-bd5b-30de4878aac5" xlink:to="loc_bzfd_EffectiveIncomeTaxRateReconciliationForeignExchangeImpactsAmount_019c9f6b-c061-7936-9e1e-65d5ac77d462" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_019c9f6b-c061-74c8-8a67-c5e4773cc050" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_019c9f66-291e-7c01-bd5b-30de4878aac5" xlink:to="loc_us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_019c9f6b-c061-74c8-8a67-c5e4773cc050" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationPriorYearIncomeTaxes_019cb21f-a579-767f-b8d3-a759310290dc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationPriorYearIncomeTaxes"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_019c9f66-291e-7c01-bd5b-30de4878aac5" xlink:to="loc_us-gaap_IncomeTaxReconciliationPriorYearIncomeTaxes_019cb21f-a579-767f-b8d3-a759310290dc" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationCrossBorderTaxEffectAmount_019c9f6b-c061-78ea-9bea-305489aa2888" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationCrossBorderTaxEffectAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_019c9f66-291e-7c01-bd5b-30de4878aac5" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationCrossBorderTaxEffectAmount_019c9f6b-c061-78ea-9bea-305489aa2888" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationTaxCreditsResearch_019c9f6b-c061-76ab-82f3-2425fb0a412a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationTaxCreditsResearch"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_019c9f66-291e-7c01-bd5b-30de4878aac5" xlink:to="loc_us-gaap_IncomeTaxReconciliationTaxCreditsResearch_019c9f6b-c061-76ab-82f3-2425fb0a412a" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost_019c9f6b-c061-7bcc-9f70-65eb8ce9f267" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_019c9f66-291e-7c01-bd5b-30de4878aac5" xlink:to="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost_019c9f6b-c061-7bcc-9f70-65eb8ce9f267" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses_019cd360-25d2-78c6-8f63-80b3ae43e3c2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_019c9f66-291e-7c01-bd5b-30de4878aac5" xlink:to="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses_019cd360-25d2-78c6-8f63-80b3ae43e3c2" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseLossOnDebtExtinguishmentAmount_019c9f6b-c061-7c9a-83f6-5143293b1448" xlink:href="bzfd-20251231.xsd#bzfd_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseLossOnDebtExtinguishmentAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_019c9f66-291e-7c01-bd5b-30de4878aac5" xlink:to="loc_bzfd_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseLossOnDebtExtinguishmentAmount_019c9f6b-c061-7c9a-83f6-5143293b1448" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_EffectiveIncomeTaxRateReconciliationWarrantAndDerivativeLiabilityAmount_019c9f6b-c061-7eb3-8262-2c40df23fe81" xlink:href="bzfd-20251231.xsd#bzfd_EffectiveIncomeTaxRateReconciliationWarrantAndDerivativeLiabilityAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_019c9f66-291e-7c01-bd5b-30de4878aac5" xlink:to="loc_bzfd_EffectiveIncomeTaxRateReconciliationWarrantAndDerivativeLiabilityAmount_019c9f6b-c061-7eb3-8262-2c40df23fe81" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseOther_019c9f6b-c061-78fa-8fc8-8d28ccb93215" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationNondeductibleExpenseOther"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_019c9f66-291e-7c01-bd5b-30de4878aac5" xlink:to="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseOther_019c9f6b-c061-78fa-8fc8-8d28ccb93215" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationTaxContingencies_019c9f6b-c061-7aca-84e0-7ffc835db7cb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationTaxContingencies"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_019c9f66-291e-7c01-bd5b-30de4878aac5" xlink:to="loc_us-gaap_IncomeTaxReconciliationTaxContingencies_019c9f6b-c061-7aca-84e0-7ffc835db7cb" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationOtherReconcilingItems_019c9f6b-c061-7b7b-9c4c-4b83dc8439ab" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationOtherReconcilingItems"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_019c9f66-291e-7c01-bd5b-30de4878aac5" xlink:to="loc_us-gaap_IncomeTaxReconciliationOtherReconcilingItems_019c9f6b-c061-7b7b-9c4c-4b83dc8439ab" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_bcd0f68b-47d8-485b-afbd-9767cc46a317" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_019c9f66-291e-7c01-bd5b-30de4878aac5" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_bcd0f68b-47d8-485b-afbd-9767cc46a317" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_019c9f66-a6eb-74fe-8c49-399342b355a2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateReconciliationLineItems_019c9f65-cb92-7f5e-af46-d22eb25bf2b1" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_019c9f66-a6eb-74fe-8c49-399342b355a2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_019c9f66-c5c9-7488-9bc4-3a1259e2e72c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_019c9f66-a6eb-74fe-8c49-399342b355a2" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_019c9f66-c5c9-7488-9bc4-3a1259e2e72c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_019c9f66-c5c9-74d2-9a1d-aa72fd9cff82" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_019c9f66-a6eb-74fe-8c49-399342b355a2" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_019c9f66-c5c9-74d2-9a1d-aa72fd9cff82" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_019c9f66-c5c9-7e1d-a5ac-943bd1a510f2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_019c9f66-a6eb-74fe-8c49-399342b355a2" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_019c9f66-c5c9-7e1d-a5ac-943bd1a510f2" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_EffectiveIncomeTaxRateReconciliationForeignExchangeImpactsPercent_019c9f66-c5c9-7ba6-bc8f-c5630ffef3c3" xlink:href="bzfd-20251231.xsd#bzfd_EffectiveIncomeTaxRateReconciliationForeignExchangeImpactsPercent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_019c9f66-a6eb-74fe-8c49-399342b355a2" xlink:to="loc_bzfd_EffectiveIncomeTaxRateReconciliationForeignExchangeImpactsPercent_019c9f66-c5c9-7ba6-bc8f-c5630ffef3c3" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_019c9f66-c5c9-7b56-9b2e-581f7b4fbce5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_019c9f66-a6eb-74fe-8c49-399342b355a2" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_019c9f66-c5c9-7b56-9b2e-581f7b4fbce5" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes_019cb21f-cdaf-774c-8fb8-66a37ea15560" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_019c9f66-a6eb-74fe-8c49-399342b355a2" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes_019cb21f-cdaf-774c-8fb8-66a37ea15560" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationCrossBorderTaxEffectPercent_019c9f66-c5c9-7b13-b951-00859122d0ca" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationCrossBorderTaxEffectPercent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_019c9f66-a6eb-74fe-8c49-399342b355a2" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationCrossBorderTaxEffectPercent_019c9f66-c5c9-7b13-b951-00859122d0ca" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch_019c9f66-c5c9-7319-85c4-bc28dcf0004c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_019c9f66-a6eb-74fe-8c49-399342b355a2" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch_019c9f66-c5c9-7319-85c4-bc28dcf0004c" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost_019c9f66-c5c9-7960-98e2-51f56556dbde" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_019c9f66-a6eb-74fe-8c49-399342b355a2" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost_019c9f66-c5c9-7960-98e2-51f56556dbde" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseImpairmentLosses_019cd360-7725-75de-a162-bd1da3d5077c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseImpairmentLosses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_019c9f66-a6eb-74fe-8c49-399342b355a2" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseImpairmentLosses_019cd360-7725-75de-a162-bd1da3d5077c" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseLossOnDebtExtinguishmentPercent_019c9f66-c5c9-7012-ab69-8d69e42be5ca" xlink:href="bzfd-20251231.xsd#bzfd_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseLossOnDebtExtinguishmentPercent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_019c9f66-a6eb-74fe-8c49-399342b355a2" xlink:to="loc_bzfd_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseLossOnDebtExtinguishmentPercent_019c9f66-c5c9-7012-ab69-8d69e42be5ca" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_EffectiveIncomeTaxRateReconciliationWarrantAndDerivativeLiabilityPercent_019c9f66-c5c9-7b68-9b2a-f8003aef05bc" xlink:href="bzfd-20251231.xsd#bzfd_EffectiveIncomeTaxRateReconciliationWarrantAndDerivativeLiabilityPercent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_019c9f66-a6eb-74fe-8c49-399342b355a2" xlink:to="loc_bzfd_EffectiveIncomeTaxRateReconciliationWarrantAndDerivativeLiabilityPercent_019c9f66-c5c9-7b68-9b2a-f8003aef05bc" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther_019c9f66-c5c9-7cf7-9d59-bcbe1521d37a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_019c9f66-a6eb-74fe-8c49-399342b355a2" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther_019c9f66-c5c9-7cf7-9d59-bcbe1521d37a" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxContingencies_019c9f66-c5c9-7c01-9a8f-26f3f7558080" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationTaxContingencies"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_019c9f66-a6eb-74fe-8c49-399342b355a2" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationTaxContingencies_019c9f66-c5c9-7c01-9a8f-26f3f7558080" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent_019c9f66-c5c9-70d7-9e16-52ee2035a067" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_019c9f66-a6eb-74fe-8c49-399342b355a2" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent_019c9f66-c5c9-70d7-9e16-52ee2035a067" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c9f66-c5c9-7748-bdeb-5dbefbdabc29" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract_019c9f66-a6eb-74fe-8c49-399342b355a2" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_019c9f66-c5c9-7748-bdeb-5dbefbdabc29" xlink:type="arc" order="16"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/IncomeTaxesNarrativeDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#IncomeTaxesNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/IncomeTaxesNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLossCarryforwardsLineItems_53060129-7f55-4a59-8db4-c4a16b4247a0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLossCarryforwardsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLossCarryforwardsTable_a85680ec-9ff3-4872-8c7d-83ff6a831099" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLossCarryforwardsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_53060129-7f55-4a59-8db4-c4a16b4247a0" xlink:to="loc_us-gaap_OperatingLossCarryforwardsTable_a85680ec-9ff3-4872-8c7d-83ff6a831099" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityAxis_8f07b1d1-73d4-455d-be82-5a79a4f1e53b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxAuthorityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OperatingLossCarryforwardsTable_a85680ec-9ff3-4872-8c7d-83ff6a831099" xlink:to="loc_us-gaap_IncomeTaxAuthorityAxis_8f07b1d1-73d4-455d-be82-5a79a4f1e53b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_8f07b1d1-73d4-455d-be82-5a79a4f1e53b_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxAuthorityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_8f07b1d1-73d4-455d-be82-5a79a4f1e53b" xlink:to="loc_us-gaap_IncomeTaxAuthorityDomain_8f07b1d1-73d4-455d-be82-5a79a4f1e53b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_664e9772-9cf7-4769-b479-f5b4cd3cb3a9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxAuthorityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_8f07b1d1-73d4-455d-be82-5a79a4f1e53b" xlink:to="loc_us-gaap_IncomeTaxAuthorityDomain_664e9772-9cf7-4769-b479-f5b4cd3cb3a9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DomesticCountryMember_d2461348-e0bd-4c72-b2eb-aa86c4ac834d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DomesticCountryMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_664e9772-9cf7-4769-b479-f5b4cd3cb3a9" xlink:to="loc_us-gaap_DomesticCountryMember_d2461348-e0bd-4c72-b2eb-aa86c4ac834d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StateAndLocalJurisdictionMember_d699ac5a-3fd0-4e2f-ad01-42eff06a058d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StateAndLocalJurisdictionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_664e9772-9cf7-4769-b479-f5b4cd3cb3a9" xlink:to="loc_us-gaap_StateAndLocalJurisdictionMember_d699ac5a-3fd0-4e2f-ad01-42eff06a058d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCountryMember_612a957f-97e3-4637-ba27-975c3faf7329" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignCountryMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_664e9772-9cf7-4769-b479-f5b4cd3cb3a9" xlink:to="loc_us-gaap_ForeignCountryMember_612a957f-97e3-4637-ba27-975c3faf7329" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_2a4beb33-4e4f-4f46-85ae-f6ae46d724c4" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OperatingLossCarryforwardsTable_a85680ec-9ff3-4872-8c7d-83ff6a831099" xlink:to="loc_srt_StatementGeographicalAxis_2a4beb33-4e4f-4f46-85ae-f6ae46d724c4" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_2a4beb33-4e4f-4f46-85ae-f6ae46d724c4_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_2a4beb33-4e4f-4f46-85ae-f6ae46d724c4" xlink:to="loc_srt_SegmentGeographicalDomain_2a4beb33-4e4f-4f46-85ae-f6ae46d724c4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_4142c4c0-72bf-427a-8430-0f188cf54925" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_2a4beb33-4e4f-4f46-85ae-f6ae46d724c4" xlink:to="loc_srt_SegmentGeographicalDomain_4142c4c0-72bf-427a-8430-0f188cf54925" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_CA_82e4032d-9362-4be7-a571-90ada670e6c8" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_CA"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_4142c4c0-72bf-427a-8430-0f188cf54925" xlink:to="loc_country_CA_82e4032d-9362-4be7-a571-90ada670e6c8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_JP_6315477f-3022-433e-9bf2-f62e847f2738" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_JP"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_4142c4c0-72bf-427a-8430-0f188cf54925" xlink:to="loc_country_JP_6315477f-3022-433e-9bf2-f62e847f2738" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_ES_6c94e8b2-1990-47be-9499-75f84d0d29be" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_ES"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_4142c4c0-72bf-427a-8430-0f188cf54925" xlink:to="loc_country_ES_6c94e8b2-1990-47be-9499-75f84d0d29be" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_AU_815ebc5d-f768-49d2-8896-374a90625f68" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_AU"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_4142c4c0-72bf-427a-8430-0f188cf54925" xlink:to="loc_country_AU_815ebc5d-f768-49d2-8896-374a90625f68" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAxis_019cf719-d9fd-7d1c-ae17-a60eff6d68c5" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RestatementAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OperatingLossCarryforwardsTable_a85680ec-9ff3-4872-8c7d-83ff6a831099" xlink:to="loc_srt_RestatementAxis_019cf719-d9fd-7d1c-ae17-a60eff6d68c5" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_019cf719-d9fd-7d1c-ae17-a60eff6d68c5_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RestatementAxis_019cf719-d9fd-7d1c-ae17-a60eff6d68c5" xlink:to="loc_srt_RestatementDomain_019cf719-d9fd-7d1c-ae17-a60eff6d68c5_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_019cf719-d9fd-7979-af0d-f9a2c9008c12" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RestatementAxis_019cf719-d9fd-7d1c-ae17-a60eff6d68c5" xlink:to="loc_srt_RestatementDomain_019cf719-d9fd-7979-af0d-f9a2c9008c12" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RevisionOfPriorPeriodErrorCorrectionAdjustmentMember_019cf71a-6812-761a-abca-71e1c1f0634a" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RevisionOfPriorPeriodErrorCorrectionAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_019cf719-d9fd-7979-af0d-f9a2c9008c12" xlink:to="loc_srt_RevisionOfPriorPeriodErrorCorrectionAdjustmentMember_019cf71a-6812-761a-abca-71e1c1f0634a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_8a4ba74f-6b61-46b7-ad82-337bc85e53b0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_53060129-7f55-4a59-8db4-c4a16b4247a0" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_8a4ba74f-6b61-46b7-ad82-337bc85e53b0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_019cf718-9e26-7746-843d-7c97dd0b5769" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwards"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_53060129-7f55-4a59-8db4-c4a16b4247a0" xlink:to="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_019cf718-9e26-7746-843d-7c97dd0b5769" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_326bd965-88e5-4828-bee5-8f256c7542a1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_53060129-7f55-4a59-8db4-c4a16b4247a0" xlink:to="loc_us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_326bd965-88e5-4828-bee5-8f256c7542a1" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLossCarryforwards_fc03e761-b48c-4af9-8f07-3a1feedb5162" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLossCarryforwards"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_53060129-7f55-4a59-8db4-c4a16b4247a0" xlink:to="loc_us-gaap_OperatingLossCarryforwards_fc03e761-b48c-4af9-8f07-3a1feedb5162" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_OperatingLossCarryforwardsSubjectToExpiration_292b4927-3c24-46a0-9e0b-5fa68fce77ec" xlink:href="bzfd-20251231.xsd#bzfd_OperatingLossCarryforwardsSubjectToExpiration"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_53060129-7f55-4a59-8db4-c4a16b4247a0" xlink:to="loc_bzfd_OperatingLossCarryforwardsSubjectToExpiration_292b4927-3c24-46a0-9e0b-5fa68fce77ec" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_OperatingLossesIndefiniteLivedCarryforward_81be33e5-7e06-4e99-9868-7c00f35d51c5" xlink:href="bzfd-20251231.xsd#bzfd_OperatingLossesIndefiniteLivedCarryforward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_53060129-7f55-4a59-8db4-c4a16b4247a0" xlink:to="loc_bzfd_OperatingLossesIndefiniteLivedCarryforward_81be33e5-7e06-4e99-9868-7c00f35d51c5" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_OperatingLossCarryforwardNotSubjectToExpirationMaximumPercentageAvailableToOffsetFutureTaxableIncome_744e38a8-04ab-442c-ad9f-1e4c4467ef94" xlink:href="bzfd-20251231.xsd#bzfd_OperatingLossCarryforwardNotSubjectToExpirationMaximumPercentageAvailableToOffsetFutureTaxableIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_53060129-7f55-4a59-8db4-c4a16b4247a0" xlink:to="loc_bzfd_OperatingLossCarryforwardNotSubjectToExpirationMaximumPercentageAvailableToOffsetFutureTaxableIncome_744e38a8-04ab-442c-ad9f-1e4c4467ef94" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_OperatingLossCarryforwardsAmountAppliedAgainstTaxableGainOnDispositionOfBusiness_14e58448-5b55-44fd-9045-774efac17f32" xlink:href="bzfd-20251231.xsd#bzfd_OperatingLossCarryforwardsAmountAppliedAgainstTaxableGainOnDispositionOfBusiness"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_53060129-7f55-4a59-8db4-c4a16b4247a0" xlink:to="loc_bzfd_OperatingLossCarryforwardsAmountAppliedAgainstTaxableGainOnDispositionOfBusiness_14e58448-5b55-44fd-9045-774efac17f32" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_DiscontinuedOperationTaxLiabilityDecreaseFromApplicationOfOperatingLossCarryforward_6cbcfbb2-760c-424a-9061-006cd1f3e6c5" xlink:href="bzfd-20251231.xsd#bzfd_DiscontinuedOperationTaxLiabilityDecreaseFromApplicationOfOperatingLossCarryforward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_53060129-7f55-4a59-8db4-c4a16b4247a0" xlink:to="loc_bzfd_DiscontinuedOperationTaxLiabilityDecreaseFromApplicationOfOperatingLossCarryforward_6cbcfbb2-760c-424a-9061-006cd1f3e6c5" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetInterestCarryforward_51add52e-e761-424e-a8af-f73a5f061584" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetInterestCarryforward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_53060129-7f55-4a59-8db4-c4a16b4247a0" xlink:to="loc_us-gaap_DeferredTaxAssetInterestCarryforward_51add52e-e761-424e-a8af-f73a5f061584" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch_924845d6-6e9a-4d5c-9177-617e62d5cbf1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_53060129-7f55-4a59-8db4-c4a16b4247a0" xlink:to="loc_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch_924845d6-6e9a-4d5c-9177-617e62d5cbf1" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrecognizedTaxBenefits_d18b25f6-f98d-49b0-954f-a425a6ff50cd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnrecognizedTaxBenefits"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_53060129-7f55-4a59-8db4-c4a16b4247a0" xlink:to="loc_us-gaap_UnrecognizedTaxBenefits_d18b25f6-f98d-49b0-954f-a425a6ff50cd" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxesPaidNet_019c9f79-8b32-7e9a-a95d-005dc0b58c11" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxesPaidNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_53060129-7f55-4a59-8db4-c4a16b4247a0" xlink:to="loc_us-gaap_IncomeTaxesPaidNet_019c9f79-8b32-7e9a-a95d-005dc0b58c11" xlink:type="arc" order="12"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/IncomeTaxesScheduleofCashPaidforIncomeTaxesNetofRefundsDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#IncomeTaxesScheduleofCashPaidforIncomeTaxesNetofRefundsDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/IncomeTaxesScheduleofCashPaidforIncomeTaxesNetofRefundsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxContingencyLineItems_019c9f06-49f3-7991-956b-c2ebfbbe95c9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxContingencyLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxContingencyTable_019c9f06-49f3-7d6d-ac5f-808d1eda52c6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxContingencyTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_IncomeTaxContingencyLineItems_019c9f06-49f3-7991-956b-c2ebfbbe95c9" xlink:to="loc_us-gaap_IncomeTaxContingencyTable_019c9f06-49f3-7d6d-ac5f-808d1eda52c6" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityAxis_019c9f06-49f3-777c-bcf5-616e4e88eead" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxAuthorityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeTaxContingencyTable_019c9f06-49f3-7d6d-ac5f-808d1eda52c6" xlink:to="loc_us-gaap_IncomeTaxAuthorityAxis_019c9f06-49f3-777c-bcf5-616e4e88eead" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_019c9f06-49f3-777c-bcf5-616e4e88eead_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxAuthorityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_019c9f06-49f3-777c-bcf5-616e4e88eead" xlink:to="loc_us-gaap_IncomeTaxAuthorityDomain_019c9f06-49f3-777c-bcf5-616e4e88eead_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_019c9f06-49f3-7379-8369-9e6c8c028a98" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxAuthorityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_019c9f06-49f3-777c-bcf5-616e4e88eead" xlink:to="loc_us-gaap_IncomeTaxAuthorityDomain_019c9f06-49f3-7379-8369-9e6c8c028a98" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StateAndLocalJurisdictionMember_019c9f0b-3dd2-724b-b740-1b4c7df8e77c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StateAndLocalJurisdictionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_019c9f06-49f3-7379-8369-9e6c8c028a98" xlink:to="loc_us-gaap_StateAndLocalJurisdictionMember_019c9f0b-3dd2-724b-b740-1b4c7df8e77c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_stpr_CA_019c9f06-8793-75fe-a38b-89bd9ae302f7" xlink:href="https://xbrl.sec.gov/stpr/2025/stpr-2025.xsd#stpr_CA"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StateAndLocalJurisdictionMember_019c9f0b-3dd2-724b-b740-1b4c7df8e77c" xlink:to="loc_stpr_CA_019c9f06-8793-75fe-a38b-89bd9ae302f7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_stpr_IL_019c9f06-9f5c-7547-9467-b85deeac046e" xlink:href="https://xbrl.sec.gov/stpr/2025/stpr-2025.xsd#stpr_IL"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StateAndLocalJurisdictionMember_019c9f0b-3dd2-724b-b740-1b4c7df8e77c" xlink:to="loc_stpr_IL_019c9f06-9f5c-7547-9467-b85deeac046e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_stpr_NY_019c9f06-b815-73f6-8f26-7a201674a57c" xlink:href="https://xbrl.sec.gov/stpr/2025/stpr-2025.xsd#stpr_NY"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StateAndLocalJurisdictionMember_019c9f0b-3dd2-724b-b740-1b4c7df8e77c" xlink:to="loc_stpr_NY_019c9f06-b815-73f6-8f26-7a201674a57c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_NewYorkCityMember_019c9f0a-753a-79cb-8c71-1ffa4058bcdc" xlink:href="bzfd-20251231.xsd#bzfd_NewYorkCityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StateAndLocalJurisdictionMember_019c9f0b-3dd2-724b-b740-1b4c7df8e77c" xlink:to="loc_bzfd_NewYorkCityMember_019c9f0a-753a-79cb-8c71-1ffa4058bcdc" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_stpr_PA_019c9f08-0f08-798b-91ab-87b9051459e4" xlink:href="https://xbrl.sec.gov/stpr/2025/stpr-2025.xsd#stpr_PA"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StateAndLocalJurisdictionMember_019c9f0b-3dd2-724b-b740-1b4c7df8e77c" xlink:to="loc_stpr_PA_019c9f08-0f08-798b-91ab-87b9051459e4" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StateAndLocalTaxJurisdictionOtherMember_019c9f08-6b23-73de-8a31-2793ee538cb3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StateAndLocalTaxJurisdictionOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StateAndLocalJurisdictionMember_019c9f0b-3dd2-724b-b740-1b4c7df8e77c" xlink:to="loc_us-gaap_StateAndLocalTaxJurisdictionOtherMember_019c9f08-6b23-73de-8a31-2793ee538cb3" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCountryMember_019c9f0b-098c-78d0-b704-685c0e638a08" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignCountryMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_019c9f06-49f3-7379-8369-9e6c8c028a98" xlink:to="loc_us-gaap_ForeignCountryMember_019c9f0b-098c-78d0-b704-685c0e638a08" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_AU_019c9f08-8752-7ae3-b2c1-758428707250" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_AU"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ForeignCountryMember_019c9f0b-098c-78d0-b704-685c0e638a08" xlink:to="loc_country_AU_019c9f08-8752-7ae3-b2c1-758428707250" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_CA_019c9f08-9e71-708b-ac2a-1edc28742ed5" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_CA"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ForeignCountryMember_019c9f0b-098c-78d0-b704-685c0e638a08" xlink:to="loc_country_CA_019c9f08-9e71-708b-ac2a-1edc28742ed5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_GB_019c9f08-b9aa-7b77-ac3a-d3324d8a0117" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_GB"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ForeignCountryMember_019c9f0b-098c-78d0-b704-685c0e638a08" xlink:to="loc_country_GB_019c9f08-b9aa-7b77-ac3a-d3324d8a0117" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_DE_019c9f08-d60e-7ded-893d-af9fb42099b2" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_DE"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ForeignCountryMember_019c9f0b-098c-78d0-b704-685c0e638a08" xlink:to="loc_country_DE_019c9f08-d60e-7ded-893d-af9fb42099b2" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_IN_019c9f08-ef7a-7e36-84b6-a3b535e87efd" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_IN"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ForeignCountryMember_019c9f0b-098c-78d0-b704-685c0e638a08" xlink:to="loc_country_IN_019c9f08-ef7a-7e36-84b6-a3b535e87efd" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_MX_019c9f09-0a97-7c18-9b8e-c4f5a5c6e178" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_MX"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ForeignCountryMember_019c9f0b-098c-78d0-b704-685c0e638a08" xlink:to="loc_country_MX_019c9f09-0a97-7c18-9b8e-c4f5a5c6e178" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignTaxJurisdictionOtherMember_019c9f09-2ee7-76bf-9ebb-668ef38b0942" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignTaxJurisdictionOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ForeignCountryMember_019c9f0b-098c-78d0-b704-685c0e638a08" xlink:to="loc_us-gaap_ForeignTaxJurisdictionOtherMember_019c9f09-2ee7-76bf-9ebb-668ef38b0942" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxPaidFederalAfterRefundReceived_019c9f06-49f3-7e70-844c-7c160df62dfd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxPaidFederalAfterRefundReceived"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxContingencyLineItems_019c9f06-49f3-7991-956b-c2ebfbbe95c9" xlink:to="loc_us-gaap_IncomeTaxPaidFederalAfterRefundReceived_019c9f06-49f3-7e70-844c-7c160df62dfd" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxPaidStateAndLocalAfterRefundReceivedAbstract_019c9f24-94c8-7692-8f76-0ae59bab972d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxPaidStateAndLocalAfterRefundReceivedAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxContingencyLineItems_019c9f06-49f3-7991-956b-c2ebfbbe95c9" xlink:to="loc_us-gaap_IncomeTaxPaidStateAndLocalAfterRefundReceivedAbstract_019c9f24-94c8-7692-8f76-0ae59bab972d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxPaidStateAndLocalAfterRefundReceived_019c9f06-49f3-7781-9e9a-6c6a355fe2d3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxPaidStateAndLocalAfterRefundReceived"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxPaidStateAndLocalAfterRefundReceivedAbstract_019c9f24-94c8-7692-8f76-0ae59bab972d" xlink:to="loc_us-gaap_IncomeTaxPaidStateAndLocalAfterRefundReceived_019c9f06-49f3-7781-9e9a-6c6a355fe2d3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxPaidForeignAfterRefundReceivedAbstract_019c9f25-3327-7708-8337-7eeb8fc18c7c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxPaidForeignAfterRefundReceivedAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxContingencyLineItems_019c9f06-49f3-7991-956b-c2ebfbbe95c9" xlink:to="loc_us-gaap_IncomeTaxPaidForeignAfterRefundReceivedAbstract_019c9f25-3327-7708-8337-7eeb8fc18c7c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxPaidForeignAfterRefundReceived_019c9f06-49f3-71d8-adee-386310df90f7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxPaidForeignAfterRefundReceived"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxPaidForeignAfterRefundReceivedAbstract_019c9f25-3327-7708-8337-7eeb8fc18c7c" xlink:to="loc_us-gaap_IncomeTaxPaidForeignAfterRefundReceived_019c9f06-49f3-71d8-adee-386310df90f7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxesPaidNet_019c9f06-49f3-7690-bf11-2aad28efaed5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxesPaidNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxContingencyLineItems_019c9f06-49f3-7991-956b-c2ebfbbe95c9" xlink:to="loc_us-gaap_IncomeTaxesPaidNet_019c9f06-49f3-7690-bf11-2aad28efaed5" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/RestructuringCostsDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#RestructuringCostsDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/RestructuringCostsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCostAndReserveLineItems_d538ea69-ae94-4658-b398-0561a027222c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringCostAndReserveLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_1860d65c-3feb-4f76-95a1-21de375d3788" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_d538ea69-ae94-4658-b398-0561a027222c" xlink:to="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_1860d65c-3feb-4f76-95a1-21de375d3788" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringPlanAxis_a7cd0d2f-8bef-4247-98e2-9abf97b77cec" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringPlanAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_1860d65c-3feb-4f76-95a1-21de375d3788" xlink:to="loc_us-gaap_RestructuringPlanAxis_a7cd0d2f-8bef-4247-98e2-9abf97b77cec" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringPlanDomain_a7cd0d2f-8bef-4247-98e2-9abf97b77cec_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringPlanDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RestructuringPlanAxis_a7cd0d2f-8bef-4247-98e2-9abf97b77cec" xlink:to="loc_us-gaap_RestructuringPlanDomain_a7cd0d2f-8bef-4247-98e2-9abf97b77cec_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringPlanDomain_470d7473-c31a-4b1a-8a43-7876a074372c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringPlanDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RestructuringPlanAxis_a7cd0d2f-8bef-4247-98e2-9abf97b77cec" xlink:to="loc_us-gaap_RestructuringPlanDomain_470d7473-c31a-4b1a-8a43-7876a074372c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_A2025WorkforceReductionMember_019c70a0-6c05-7bee-a68a-a84055e03dad" xlink:href="bzfd-20251231.xsd#bzfd_A2025WorkforceReductionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringPlanDomain_470d7473-c31a-4b1a-8a43-7876a074372c" xlink:to="loc_bzfd_A2025WorkforceReductionMember_019c70a0-6c05-7bee-a68a-a84055e03dad" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_August2025WorkforceReductionMember_019b963e-0e13-786d-8d9b-eb612b392e84" xlink:href="bzfd-20251231.xsd#bzfd_August2025WorkforceReductionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_A2025WorkforceReductionMember_019c70a0-6c05-7bee-a68a-a84055e03dad" xlink:to="loc_bzfd_August2025WorkforceReductionMember_019b963e-0e13-786d-8d9b-eb612b392e84" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_February2025WorkforceReductionMember_019b963c-849e-7440-bdf7-0942e27d2d22" xlink:href="bzfd-20251231.xsd#bzfd_February2025WorkforceReductionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_bzfd_A2025WorkforceReductionMember_019c70a0-6c05-7bee-a68a-a84055e03dad" xlink:to="loc_bzfd_February2025WorkforceReductionMember_019b963c-849e-7440-bdf7-0942e27d2d22" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_A2024WorkforceReductionMember_1bd01240-fa39-4ff9-b78d-aa391900b325" xlink:href="bzfd-20251231.xsd#bzfd_A2024WorkforceReductionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringPlanDomain_470d7473-c31a-4b1a-8a43-7876a074372c" xlink:to="loc_bzfd_A2024WorkforceReductionMember_1bd01240-fa39-4ff9-b78d-aa391900b325" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_A2023WorkforceReductionMember_ab5e1cf6-58fe-4cca-8e2a-7d5b605d964e" xlink:href="bzfd-20251231.xsd#bzfd_A2023WorkforceReductionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringPlanDomain_470d7473-c31a-4b1a-8a43-7876a074372c" xlink:to="loc_bzfd_A2023WorkforceReductionMember_ab5e1cf6-58fe-4cca-8e2a-7d5b605d964e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_07989320-209f-4a2d-a2a6-5ca017c00d7f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_1860d65c-3feb-4f76-95a1-21de375d3788" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_07989320-209f-4a2d-a2a6-5ca017c00d7f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_07989320-209f-4a2d-a2a6-5ca017c00d7f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_07989320-209f-4a2d-a2a6-5ca017c00d7f" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_07989320-209f-4a2d-a2a6-5ca017c00d7f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_ada8c238-c731-4be8-9165-a6f0f4944418" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_07989320-209f-4a2d-a2a6-5ca017c00d7f" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_ada8c238-c731-4be8-9165-a6f0f4944418" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfSalesMember_6223b59d-f9c8-47f1-920c-1d4c1565d49a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfSalesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_ada8c238-c731-4be8-9165-a6f0f4944418" xlink:to="loc_us-gaap_CostOfSalesMember_6223b59d-f9c8-47f1-920c-1d4c1565d49a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingAndMarketingExpenseMember_17649d7f-ca36-4cc7-ba95-7a5f2f016a5a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SellingAndMarketingExpenseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_ada8c238-c731-4be8-9165-a6f0f4944418" xlink:to="loc_us-gaap_SellingAndMarketingExpenseMember_17649d7f-ca36-4cc7-ba95-7a5f2f016a5a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpenseMember_e05eaa17-9391-403f-8ca3-7ed11daa6d8a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GeneralAndAdministrativeExpenseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_ada8c238-c731-4be8-9165-a6f0f4944418" xlink:to="loc_us-gaap_GeneralAndAdministrativeExpenseMember_e05eaa17-9391-403f-8ca3-7ed11daa6d8a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpenseMember_b2ddfb13-e356-46c6-a9da-8ce16decbe9c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ResearchAndDevelopmentExpenseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_ada8c238-c731-4be8-9165-a6f0f4944418" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpenseMember_b2ddfb13-e356-46c6-a9da-8ce16decbe9c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_2dea58b3-5878-4175-b17b-460a1510e78f" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_CounterpartyNameAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_1860d65c-3feb-4f76-95a1-21de375d3788" xlink:to="loc_srt_CounterpartyNameAxis_2dea58b3-5878-4175-b17b-460a1510e78f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_2dea58b3-5878-4175-b17b-460a1510e78f_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_CounterpartyNameAxis_2dea58b3-5878-4175-b17b-460a1510e78f" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_2dea58b3-5878-4175-b17b-460a1510e78f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_c833a81d-f886-4630-8256-c24ce6f1b651" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_CounterpartyNameAxis_2dea58b3-5878-4175-b17b-460a1510e78f" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_c833a81d-f886-4630-8256-c24ce6f1b651" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_CommerceMediaHoldingsLLCMember_422710ab-07dc-44e3-901a-2a5f249bbf45" xlink:href="bzfd-20251231.xsd#bzfd_CommerceMediaHoldingsLLCMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_c833a81d-f886-4630-8256-c24ce6f1b651" xlink:to="loc_bzfd_CommerceMediaHoldingsLLCMember_422710ab-07dc-44e3-901a-2a5f249bbf45" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent_3341a2ac-c8c1-4a80-ac5b-d97dc25849c0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_d538ea69-ae94-4658-b398-0561a027222c" xlink:to="loc_us-gaap_RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent_3341a2ac-c8c1-4a80-ac5b-d97dc25849c0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringAndRelatedCostCostIncurredToDate1_019c9ef9-eaf3-73a9-b831-2324df28fddf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringAndRelatedCostCostIncurredToDate1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_d538ea69-ae94-4658-b398-0561a027222c" xlink:to="loc_us-gaap_RestructuringAndRelatedCostCostIncurredToDate1_019c9ef9-eaf3-73a9-b831-2324df28fddf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCosts_f3699238-b69e-4e36-b734-840fe6e91a8c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_d538ea69-ae94-4658-b398-0561a027222c" xlink:to="loc_us-gaap_RestructuringCosts_f3699238-b69e-4e36-b734-840fe6e91a8c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_RestructuringAndRelatedCostReimbursementForRestructuringCosts_53fa00d8-55ae-4b3c-a883-e49daf7366dc" xlink:href="bzfd-20251231.xsd#bzfd_RestructuringAndRelatedCostReimbursementForRestructuringCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_d538ea69-ae94-4658-b398-0561a027222c" xlink:to="loc_bzfd_RestructuringAndRelatedCostReimbursementForRestructuringCosts_53fa00d8-55ae-4b3c-a883-e49daf7366dc" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/LeasesNarrativeDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#LeasesNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/LeasesNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeasedAssetsLineItems_019b9649-c3c3-7ab8-93f4-10945b378b45" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeasedAssetsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfOperatingLeasedAssetsTable_019b9649-c3c3-7703-8d53-45730c5258f6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfOperatingLeasedAssetsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_OperatingLeasedAssetsLineItems_019b9649-c3c3-7ab8-93f4-10945b378b45" xlink:to="loc_us-gaap_ScheduleOfOperatingLeasedAssetsTable_019b9649-c3c3-7703-8d53-45730c5258f6" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_019b9649-c3c3-737a-b0b1-8e7c58a31932" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfOperatingLeasedAssetsTable_019b9649-c3c3-7703-8d53-45730c5258f6" xlink:to="loc_us-gaap_CreditFacilityAxis_019b9649-c3c3-737a-b0b1-8e7c58a31932" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_019b9649-c3c3-737a-b0b1-8e7c58a31932_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CreditFacilityAxis_019b9649-c3c3-737a-b0b1-8e7c58a31932" xlink:to="loc_us-gaap_CreditFacilityDomain_019b9649-c3c3-737a-b0b1-8e7c58a31932_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_019b9649-c3c3-726c-8223-32870813c38c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CreditFacilityAxis_019b9649-c3c3-737a-b0b1-8e7c58a31932" xlink:to="loc_us-gaap_CreditFacilityDomain_019b9649-c3c3-726c-8223-32870813c38c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LetterOfCreditMember_019b9649-c3c3-7826-a6a6-8366ea9a565b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LetterOfCreditMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditFacilityDomain_019b9649-c3c3-726c-8223-32870813c38c" xlink:to="loc_us-gaap_LetterOfCreditMember_019b9649-c3c3-7826-a6a6-8366ea9a565b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_019b9649-c3c3-7107-ac1d-7f81a25d7abc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfOperatingLeasedAssetsTable_019b9649-c3c3-7703-8d53-45730c5258f6" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_019b9649-c3c3-7107-ac1d-7f81a25d7abc" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_019b9649-c3c3-7107-ac1d-7f81a25d7abc_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_019b9649-c3c3-7107-ac1d-7f81a25d7abc" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_019b9649-c3c3-7107-ac1d-7f81a25d7abc_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_019b9649-c3c3-776a-96a6-3488fe6afca2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_019b9649-c3c3-7107-ac1d-7f81a25d7abc" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_019b9649-c3c3-776a-96a6-3488fe6afca2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BuildingMember_019b9649-c3c3-7d40-9097-19499b002b77" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BuildingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_019b9649-c3c3-776a-96a6-3488fe6afca2" xlink:to="loc_us-gaap_BuildingMember_019b9649-c3c3-7d40-9097-19499b002b77" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_019b9649-c3c3-76d9-97c3-c223e86faf2d" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfOperatingLeasedAssetsTable_019b9649-c3c3-7703-8d53-45730c5258f6" xlink:to="loc_srt_RangeAxis_019b9649-c3c3-76d9-97c3-c223e86faf2d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019b9649-c3c3-76d9-97c3-c223e86faf2d_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_019b9649-c3c3-76d9-97c3-c223e86faf2d" xlink:to="loc_srt_RangeMember_019b9649-c3c3-76d9-97c3-c223e86faf2d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019b9649-c3c3-779a-bd9a-728f4b4c47f8" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_019b9649-c3c3-76d9-97c3-c223e86faf2d" xlink:to="loc_srt_RangeMember_019b9649-c3c3-779a-bd9a-728f4b4c47f8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_019b9649-c3c3-77e7-9e90-413df2ef4923" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_019b9649-c3c3-779a-bd9a-728f4b4c47f8" xlink:to="loc_srt_MinimumMember_019b9649-c3c3-77e7-9e90-413df2ef4923" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_019b9649-c3c3-7a72-9f35-7435bf9f687e" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_019b9649-c3c3-779a-bd9a-728f4b4c47f8" xlink:to="loc_srt_MaximumMember_019b9649-c3c3-7a72-9f35-7435bf9f687e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_SubleaseFixedMonthlyRent_019b9649-c3c3-7139-8124-32a95fb1cf1b" xlink:href="bzfd-20251231.xsd#bzfd_SubleaseFixedMonthlyRent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeasedAssetsLineItems_019b9649-c3c3-7ab8-93f4-10945b378b45" xlink:to="loc_bzfd_SubleaseFixedMonthlyRent_019b9649-c3c3-7139-8124-32a95fb1cf1b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromLinesOfCredit_019b9649-c3c3-7120-8012-6ac89a1cfb1b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromLinesOfCredit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeasedAssetsLineItems_019b9649-c3c3-7ab8-93f4-10945b378b45" xlink:to="loc_us-gaap_ProceedsFromLinesOfCredit_019b9649-c3c3-7120-8012-6ac89a1cfb1b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseTermOfContract_019b9649-c3c3-7eb2-b0f3-cc8908c1bf21" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseTermOfContract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeasedAssetsLineItems_019b9649-c3c3-7ab8-93f4-10945b378b45" xlink:to="loc_us-gaap_LesseeOperatingLeaseTermOfContract_019b9649-c3c3-7eb2-b0f3-cc8908c1bf21" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_LesseeOperatingLeaseNumberOfRenewalOptions_019b9649-c3c3-70ca-9273-c546d9727277" xlink:href="bzfd-20251231.xsd#bzfd_LesseeOperatingLeaseNumberOfRenewalOptions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeasedAssetsLineItems_019b9649-c3c3-7ab8-93f4-10945b378b45" xlink:to="loc_bzfd_LesseeOperatingLeaseNumberOfRenewalOptions_019b9649-c3c3-70ca-9273-c546d9727277" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseRenewalTerm_019b9649-c3c3-7ffb-ac41-3bfd6dd438f5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseRenewalTerm"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeasedAssetsLineItems_019b9649-c3c3-7ab8-93f4-10945b378b45" xlink:to="loc_us-gaap_LesseeOperatingLeaseRenewalTerm_019b9649-c3c3-7ffb-ac41-3bfd6dd438f5" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_LesseeOperatingLeaseTerminationOptionPeriod_019b9649-c3c3-7bf3-b264-1a12d8ff53bd" xlink:href="bzfd-20251231.xsd#bzfd_LesseeOperatingLeaseTerminationOptionPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeasedAssetsLineItems_019b9649-c3c3-7ab8-93f4-10945b378b45" xlink:to="loc_bzfd_LesseeOperatingLeaseTerminationOptionPeriod_019b9649-c3c3-7bf3-b264-1a12d8ff53bd" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_LesseeOperatingLeaseLiabilityToBePaidMonthly_019b9649-c3c3-7dca-833f-ffdced6a56c4" xlink:href="bzfd-20251231.xsd#bzfd_LesseeOperatingLeaseLiabilityToBePaidMonthly"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeasedAssetsLineItems_019b9649-c3c3-7ab8-93f4-10945b378b45" xlink:to="loc_bzfd_LesseeOperatingLeaseLiabilityToBePaidMonthly_019b9649-c3c3-7dca-833f-ffdced6a56c4" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_019b9649-c3c3-7684-bd93-6d81d1dfd81d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeasedAssetsLineItems_019b9649-c3c3-7ab8-93f4-10945b378b45" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_019b9649-c3c3-7684-bd93-6d81d1dfd81d" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_019b9649-c3c3-7636-9a5f-5e8135de0ca1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeasedAssetsLineItems_019b9649-c3c3-7ab8-93f4-10945b378b45" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_019b9649-c3c3-7636-9a5f-5e8135de0ca1" xlink:type="arc" order="8"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/CommitmentsandContingenciesDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#CommitmentsandContingenciesDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/CommitmentsandContingenciesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCommitmentsLineItems_019cb18d-2319-7285-a8b6-d3bbb1aed0a1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherCommitmentsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCommitmentsTable_019cb18d-2319-7f5e-83f4-d45775fb84cc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherCommitmentsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_019cb18d-2319-7285-a8b6-d3bbb1aed0a1" xlink:to="loc_us-gaap_OtherCommitmentsTable_019cb18d-2319-7f5e-83f4-d45775fb84cc" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_019cb18d-2319-71e4-a9ea-6fc27a2ca3fd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OtherCommitmentsTable_019cb18d-2319-7f5e-83f4-d45775fb84cc" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_019cb18d-2319-71e4-a9ea-6fc27a2ca3fd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_019cb18d-2319-71e4-a9ea-6fc27a2ca3fd_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_019cb18d-2319-71e4-a9ea-6fc27a2ca3fd" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_019cb18d-2319-71e4-a9ea-6fc27a2ca3fd_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_019cb18d-2319-7adf-82cf-cc297d23c7ce" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_019cb18d-2319-71e4-a9ea-6fc27a2ca3fd" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_019cb18d-2319-7adf-82cf-cc297d23c7ce" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventMember_019cb18d-2319-7a92-996b-c84838a9385e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_019cb18d-2319-7adf-82cf-cc297d23c7ce" xlink:to="loc_us-gaap_SubsequentEventMember_019cb18d-2319-7a92-996b-c84838a9385e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_ConsecutiveTradingDaysSuspensionFromTradingOrTheDelistingOfCommonStock_019cb18b-ea37-7437-90ff-a78ccb23a980" xlink:href="bzfd-20251231.xsd#bzfd_ConsecutiveTradingDaysSuspensionFromTradingOrTheDelistingOfCommonStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_019cb18d-2319-7285-a8b6-d3bbb1aed0a1" xlink:to="loc_bzfd_ConsecutiveTradingDaysSuspensionFromTradingOrTheDelistingOfCommonStock_019cb18b-ea37-7437-90ff-a78ccb23a980" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_SharePriceThresholdForDelisting_019cb18b-ea37-7897-9c3f-606d2bed7b4e" xlink:href="bzfd-20251231.xsd#bzfd_SharePriceThresholdForDelisting"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_019cb18d-2319-7285-a8b6-d3bbb1aed0a1" xlink:to="loc_bzfd_SharePriceThresholdForDelisting_019cb18b-ea37-7897-9c3f-606d2bed7b4e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_InitialPeriodSuspensionFromTradingOrTheDelistingOfCommonStock_019cb18b-ea37-7682-bff7-596b6b0a0ef3" xlink:href="bzfd-20251231.xsd#bzfd_InitialPeriodSuspensionFromTradingOrTheDelistingOfCommonStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_019cb18d-2319-7285-a8b6-d3bbb1aed0a1" xlink:to="loc_bzfd_InitialPeriodSuspensionFromTradingOrTheDelistingOfCommonStock_019cb18b-ea37-7682-bff7-596b6b0a0ef3" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_ConsecutiveTradingDaysBeforeComplianceDateSuspensionFromTradingOrTheDelistingOfCommonStock_019cb18b-ea37-7bc5-9dec-09ea15d7d73a" xlink:href="bzfd-20251231.xsd#bzfd_ConsecutiveTradingDaysBeforeComplianceDateSuspensionFromTradingOrTheDelistingOfCommonStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_019cb18d-2319-7285-a8b6-d3bbb1aed0a1" xlink:to="loc_bzfd_ConsecutiveTradingDaysBeforeComplianceDateSuspensionFromTradingOrTheDelistingOfCommonStock_019cb18b-ea37-7bc5-9dec-09ea15d7d73a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_SecondPeriodSuspensionFromTradingOrTheDelistingOfCommonStock_019cb18b-ea37-7f53-a48a-d73460b2c4b3" xlink:href="bzfd-20251231.xsd#bzfd_SecondPeriodSuspensionFromTradingOrTheDelistingOfCommonStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_019cb18d-2319-7285-a8b6-d3bbb1aed0a1" xlink:to="loc_bzfd_SecondPeriodSuspensionFromTradingOrTheDelistingOfCommonStock_019cb18b-ea37-7f53-a48a-d73460b2c4b3" xlink:type="arc" order="4"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/SegmentInformationNarrativeDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#SegmentInformationNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/SegmentInformationNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_bb9f272c-61ac-40b9-9bf6-2e5bbf0a08f6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentReportingInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_f1de95aa-eb07-4435-8121-4e321c6377b3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_bb9f272c-61ac-40b9-9bf6-2e5bbf0a08f6" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_f1de95aa-eb07-4435-8121-4e321c6377b3" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_c01a5cef-2be6-4415-a567-90f689326587" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_f1de95aa-eb07-4435-8121-4e321c6377b3" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_c01a5cef-2be6-4415-a567-90f689326587" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_c01a5cef-2be6-4415-a567-90f689326587_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_c01a5cef-2be6-4415-a567-90f689326587" xlink:to="loc_us-gaap_SegmentDomain_c01a5cef-2be6-4415-a567-90f689326587_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_b6672970-3044-48c8-a5e1-f0b539825323" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_c01a5cef-2be6-4415-a567-90f689326587" xlink:to="loc_us-gaap_SegmentDomain_b6672970-3044-48c8-a5e1-f0b539825323" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_ReportableSegmentMember_8648f057-87a8-40ae-9bd2-036facdf3a98" xlink:href="bzfd-20251231.xsd#bzfd_ReportableSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_b6672970-3044-48c8-a5e1-f0b539825323" xlink:to="loc_bzfd_ReportableSegmentMember_8648f057-87a8-40ae-9bd2-036facdf3a98" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfReportableSegments_67b5ebbc-f64b-4eac-a49e-9f69bc8c8eb3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NumberOfReportableSegments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_bb9f272c-61ac-40b9-9bf6-2e5bbf0a08f6" xlink:to="loc_us-gaap_NumberOfReportableSegments_67b5ebbc-f64b-4eac-a49e-9f69bc8c8eb3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfOperatingSegments_2115760c-217f-4245-902a-7a586f195bd2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NumberOfOperatingSegments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_bb9f272c-61ac-40b9-9bf6-2e5bbf0a08f6" xlink:to="loc_us-gaap_NumberOfOperatingSegments_2115760c-217f-4245-902a-7a586f195bd2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingOtherItemAmount_55ffc6a6-ca2a-49d3-824c-5fdc4777ecb6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentReportingOtherItemAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_bb9f272c-61ac-40b9-9bf6-2e5bbf0a08f6" xlink:to="loc_us-gaap_SegmentReportingOtherItemAmount_55ffc6a6-ca2a-49d3-824c-5fdc4777ecb6" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/SegmentInformationScheduleofSignificantSegmentExpenseDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#SegmentInformationScheduleofSignificantSegmentExpenseDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/SegmentInformationScheduleofSignificantSegmentExpenseDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_3d58399d-3ebf-4827-a4ca-54f2217848c8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentReportingInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_f2597f7c-503f-46f7-8665-e4b1e4b0c36b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_3d58399d-3ebf-4827-a4ca-54f2217848c8" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_f2597f7c-503f-46f7-8665-e4b1e4b0c36b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_7a9eade5-b838-461f-96a3-1f7b60ec6b45" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_f2597f7c-503f-46f7-8665-e4b1e4b0c36b" xlink:to="loc_srt_ProductOrServiceAxis_7a9eade5-b838-461f-96a3-1f7b60ec6b45" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_7a9eade5-b838-461f-96a3-1f7b60ec6b45_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_7a9eade5-b838-461f-96a3-1f7b60ec6b45" xlink:to="loc_srt_ProductsAndServicesDomain_7a9eade5-b838-461f-96a3-1f7b60ec6b45_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_fba64f68-2900-4048-bf51-97514bcd57ec" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_7a9eade5-b838-461f-96a3-1f7b60ec6b45" xlink:to="loc_srt_ProductsAndServicesDomain_fba64f68-2900-4048-bf51-97514bcd57ec" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_VariableCostsMember_93c5e613-6907-432d-a7a3-c2fb3eb233bb" xlink:href="bzfd-20251231.xsd#bzfd_VariableCostsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_fba64f68-2900-4048-bf51-97514bcd57ec" xlink:to="loc_bzfd_VariableCostsMember_93c5e613-6907-432d-a7a3-c2fb3eb233bb" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FixedCostsMember_2468bd12-ab2f-482d-a8b0-f721ee809fb0" xlink:href="bzfd-20251231.xsd#bzfd_FixedCostsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_fba64f68-2900-4048-bf51-97514bcd57ec" xlink:to="loc_bzfd_FixedCostsMember_2468bd12-ab2f-482d-a8b0-f721ee809fb0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_2f80c7d5-6481-43d1-a8f0-c4895459b7e6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_f2597f7c-503f-46f7-8665-e4b1e4b0c36b" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_2f80c7d5-6481-43d1-a8f0-c4895459b7e6" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_2f80c7d5-6481-43d1-a8f0-c4895459b7e6_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_2f80c7d5-6481-43d1-a8f0-c4895459b7e6" xlink:to="loc_us-gaap_SegmentDomain_2f80c7d5-6481-43d1-a8f0-c4895459b7e6_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_13e43fbc-42e8-4112-a1f3-f572a473f07e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_2f80c7d5-6481-43d1-a8f0-c4895459b7e6" xlink:to="loc_us-gaap_SegmentDomain_13e43fbc-42e8-4112-a1f3-f572a473f07e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_ReportableSegmentMember_ace6f9a5-b69d-4a26-99ad-2aaf053c21e1" xlink:href="bzfd-20251231.xsd#bzfd_ReportableSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_13e43fbc-42e8-4112-a1f3-f572a473f07e" xlink:to="loc_bzfd_ReportableSegmentMember_ace6f9a5-b69d-4a26-99ad-2aaf053c21e1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization_c6b9408a-f0f9-4a37-bf0c-25bb6b216a74" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_3d58399d-3ebf-4827-a4ca-54f2217848c8" xlink:to="loc_us-gaap_CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization_c6b9408a-f0f9-4a37-bf0c-25bb6b216a74" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/HeldforSaleDiscontinuedOperationsandDisposalsNarrativeDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#HeldforSaleDiscontinuedOperationsandDisposalsNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/HeldforSaleDiscontinuedOperationsandDisposalsNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7057-8d60-85a07d261d29" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_019b97d6-329f-7884-92ca-1782fc461d1c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7057-8d60-85a07d261d29" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_019b97d6-329f-7884-92ca-1782fc461d1c" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationAxis_019b97d6-329f-70a1-984f-51e31b31e0db" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisposalGroupClassificationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_019b97d6-329f-7884-92ca-1782fc461d1c" xlink:to="loc_us-gaap_DisposalGroupClassificationAxis_019b97d6-329f-70a1-984f-51e31b31e0db" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_019b97d6-329f-70a1-984f-51e31b31e0db_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisposalGroupClassificationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_019b97d6-329f-70a1-984f-51e31b31e0db" xlink:to="loc_us-gaap_DisposalGroupClassificationDomain_019b97d6-329f-70a1-984f-51e31b31e0db_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_019b97d6-329f-7efc-a317-160908b9397b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisposalGroupClassificationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_019b97d6-329f-70a1-984f-51e31b31e0db" xlink:to="loc_us-gaap_DisposalGroupClassificationDomain_019b97d6-329f-7efc-a317-160908b9397b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationsHeldForSaleOrDisposedOfBySaleMember_019b97d6-329f-759b-8849-ede4da99fa0d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DiscontinuedOperationsHeldForSaleOrDisposedOfBySaleMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupClassificationDomain_019b97d6-329f-7efc-a317-160908b9397b" xlink:to="loc_us-gaap_DiscontinuedOperationsHeldForSaleOrDisposedOfBySaleMember_019b97d6-329f-759b-8849-ede4da99fa0d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember_019b97d6-329f-7020-9f16-94ebdc287bff" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupClassificationDomain_019b97d6-329f-7efc-a317-160908b9397b" xlink:to="loc_us-gaap_DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember_019b97d6-329f-7020-9f16-94ebdc287bff" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_019b97d6-329f-7404-b643-04a85a6a3e5e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_019b97d6-329f-7884-92ca-1782fc461d1c" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_019b97d6-329f-7404-b643-04a85a6a3e5e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_019b97d6-329f-7404-b643-04a85a6a3e5e_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_019b97d6-329f-7404-b643-04a85a6a3e5e" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_019b97d6-329f-7404-b643-04a85a6a3e5e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_019b97d6-329f-786c-9f91-9c962ea5dd02" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_019b97d6-329f-7404-b643-04a85a6a3e5e" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_019b97d6-329f-786c-9f91-9c962ea5dd02" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_ComplexNetworksExcludingTheFirstWeFeastBrandMember_019b97d6-329f-710f-8394-7ad29bb35369" xlink:href="bzfd-20251231.xsd#bzfd_ComplexNetworksExcludingTheFirstWeFeastBrandMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_019b97d6-329f-786c-9f91-9c962ea5dd02" xlink:to="loc_bzfd_ComplexNetworksExcludingTheFirstWeFeastBrandMember_019b97d6-329f-710f-8394-7ad29bb35369" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FirstWeFeastMember_019b97d6-329f-73bb-84ce-c502141d9468" xlink:href="bzfd-20251231.xsd#bzfd_FirstWeFeastMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_019b97d6-329f-786c-9f91-9c962ea5dd02" xlink:to="loc_bzfd_FirstWeFeastMember_019b97d6-329f-73bb-84ce-c502141d9468" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_BringMeMember_019b97d6-329f-73e0-9a9e-576e94d8f1e7" xlink:href="bzfd-20251231.xsd#bzfd_BringMeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_019b97d6-329f-786c-9f91-9c962ea5dd02" xlink:to="loc_bzfd_BringMeMember_019b97d6-329f-73e0-9a9e-576e94d8f1e7" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_GoodfulAndAsIsMember_019c5535-6d74-7428-b507-fd390b10d205" xlink:href="bzfd-20251231.xsd#bzfd_GoodfulAndAsIsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_019b97d6-329f-786c-9f91-9c962ea5dd02" xlink:to="loc_bzfd_GoodfulAndAsIsMember_019c5535-6d74-7428-b507-fd390b10d205" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_019b97d6-329f-7efe-a601-c25708d9b41d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_019b97d6-329f-7884-92ca-1782fc461d1c" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_019b97d6-329f-7efe-a601-c25708d9b41d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019b97d6-329f-7efe-a601-c25708d9b41d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019b97d6-329f-7efe-a601-c25708d9b41d" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019b97d6-329f-7efe-a601-c25708d9b41d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_019b97d6-329f-7d86-851f-850eb6c58e30" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_019b97d6-329f-7efe-a601-c25708d9b41d" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_019b97d6-329f-7d86-851f-850eb6c58e30" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertibleDebtMember_019b97d6-329f-7b10-872e-9aaebce224ac" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConvertibleDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_019b97d6-329f-7d86-851f-850eb6c58e30" xlink:to="loc_us-gaap_ConvertibleDebtMember_019b97d6-329f-7b10-872e-9aaebce224ac" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_019b97d6-329f-77c2-b864-e14cf4b75d13" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_019b97d6-329f-7884-92ca-1782fc461d1c" xlink:to="loc_us-gaap_CreditFacilityAxis_019b97d6-329f-77c2-b864-e14cf4b75d13" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_019b97d6-329f-77c2-b864-e14cf4b75d13_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CreditFacilityAxis_019b97d6-329f-77c2-b864-e14cf4b75d13" xlink:to="loc_us-gaap_CreditFacilityDomain_019b97d6-329f-77c2-b864-e14cf4b75d13_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_019b97d6-329f-78cd-8504-51efd3b2c7b3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CreditFacilityAxis_019b97d6-329f-77c2-b864-e14cf4b75d13" xlink:to="loc_us-gaap_CreditFacilityDomain_019b97d6-329f-78cd-8504-51efd3b2c7b3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_019b97d6-329f-7877-9136-cf4e4d153e0a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevolvingCreditFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditFacilityDomain_019b97d6-329f-78cd-8504-51efd3b2c7b3" xlink:to="loc_us-gaap_RevolvingCreditFacilityMember_019b97d6-329f-7877-9136-cf4e4d153e0a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LetterOfCreditMember_019b97d6-329f-729a-b297-b0c630b75b9a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LetterOfCreditMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditFacilityDomain_019b97d6-329f-78cd-8504-51efd3b2c7b3" xlink:to="loc_us-gaap_LetterOfCreditMember_019b97d6-329f-729a-b297-b0c630b75b9a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_019b97d6-329f-7aa0-8dc1-e0b39490eda2" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_CounterpartyNameAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_019b97d6-329f-7884-92ca-1782fc461d1c" xlink:to="loc_srt_CounterpartyNameAxis_019b97d6-329f-7aa0-8dc1-e0b39490eda2" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019b97d6-329f-7aa0-8dc1-e0b39490eda2_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_CounterpartyNameAxis_019b97d6-329f-7aa0-8dc1-e0b39490eda2" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019b97d6-329f-7aa0-8dc1-e0b39490eda2_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019b97d6-329f-755f-84ab-4db386882ffb" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_CounterpartyNameAxis_019b97d6-329f-7aa0-8dc1-e0b39490eda2" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019b97d6-329f-755f-84ab-4db386882ffb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_CommerceMediaHoldingsLLCMember_019b97d6-329f-76a3-8106-d5cdf0139d6a" xlink:href="bzfd-20251231.xsd#bzfd_CommerceMediaHoldingsLLCMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019b97d6-329f-755f-84ab-4db386882ffb" xlink:to="loc_bzfd_CommerceMediaHoldingsLLCMember_019b97d6-329f-76a3-8106-d5cdf0139d6a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FEASTOPCOLLCMember_019b97d6-329f-7332-816c-8e3a8cae9ab0" xlink:href="bzfd-20251231.xsd#bzfd_FEASTOPCOLLCMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_019b97d6-329f-755f-84ab-4db386882ffb" xlink:to="loc_bzfd_FEASTOPCOLLCMember_019b97d6-329f-7332-816c-8e3a8cae9ab0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_019b97d6-329f-7b47-8866-8b7d48aebf59" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_019b97d6-329f-7884-92ca-1782fc461d1c" xlink:to="loc_us-gaap_DebtInstrumentAxis_019b97d6-329f-7b47-8866-8b7d48aebf59" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019b97d6-329f-7b47-8866-8b7d48aebf59_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_019b97d6-329f-7b47-8866-8b7d48aebf59" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019b97d6-329f-7b47-8866-8b7d48aebf59_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_019b97d6-329f-7456-b088-2cb7c2be87fd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_019b97d6-329f-7b47-8866-8b7d48aebf59" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_019b97d6-329f-7456-b088-2cb7c2be87fd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_PrivateRepurchaseTransactionMember_019b97d6-329f-73e3-8474-36bc85b58a8f" xlink:href="bzfd-20251231.xsd#bzfd_PrivateRepurchaseTransactionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019b97d6-329f-7456-b088-2cb7c2be87fd" xlink:to="loc_bzfd_PrivateRepurchaseTransactionMember_019b97d6-329f-73e3-8474-36bc85b58a8f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_NetProceedsFromDispositionMember_019b97d6-329f-7d9f-8a5d-f9688176d794" xlink:href="bzfd-20251231.xsd#bzfd_NetProceedsFromDispositionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019b97d6-329f-7456-b088-2cb7c2be87fd" xlink:to="loc_bzfd_NetProceedsFromDispositionMember_019b97d6-329f-7d9f-8a5d-f9688176d794" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_RepurchasedWithCashOnHandMember_019b97d6-329f-7e53-98d2-578577acc931" xlink:href="bzfd-20251231.xsd#bzfd_RepurchasedWithCashOnHandMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_019b97d6-329f-7456-b088-2cb7c2be87fd" xlink:to="loc_bzfd_RepurchasedWithCashOnHandMember_019b97d6-329f-7e53-98d2-578577acc931" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_019b97d6-329f-7a51-8847-49de1b4764eb" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_019b97d6-329f-7884-92ca-1782fc461d1c" xlink:to="loc_srt_RangeAxis_019b97d6-329f-7a51-8847-49de1b4764eb" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019b97d6-329f-7a51-8847-49de1b4764eb_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_019b97d6-329f-7a51-8847-49de1b4764eb" xlink:to="loc_srt_RangeMember_019b97d6-329f-7a51-8847-49de1b4764eb_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_019b97d6-329f-78da-a75f-6620e907abec" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_019b97d6-329f-7a51-8847-49de1b4764eb" xlink:to="loc_srt_RangeMember_019b97d6-329f-78da-a75f-6620e907abec" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_019b97d6-329f-736b-bffc-383d0e0663af" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_019b97d6-329f-78da-a75f-6620e907abec" xlink:to="loc_srt_MinimumMember_019b97d6-329f-736b-bffc-383d0e0663af" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_019b97d6-329f-72f3-bc8a-47555d71aa58" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_019b97d6-329f-78da-a75f-6620e907abec" xlink:to="loc_srt_MaximumMember_019b97d6-329f-72f3-bc8a-47555d71aa58" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfArrangementAxis_019b97d6-329f-7697-9fcf-145a16d5e48a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TypeOfArrangementAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_019b97d6-329f-7884-92ca-1782fc461d1c" xlink:to="loc_us-gaap_TypeOfArrangementAxis_019b97d6-329f-7697-9fcf-145a16d5e48a" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ArrangementsAndNonarrangementTransactionsMember_019b97d6-329f-7697-9fcf-145a16d5e48a_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ArrangementsAndNonarrangementTransactionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_TypeOfArrangementAxis_019b97d6-329f-7697-9fcf-145a16d5e48a" xlink:to="loc_us-gaap_ArrangementsAndNonarrangementTransactionsMember_019b97d6-329f-7697-9fcf-145a16d5e48a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ArrangementsAndNonarrangementTransactionsMember_019b97d6-329f-76fa-826a-a1b4fc05b108" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ArrangementsAndNonarrangementTransactionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_TypeOfArrangementAxis_019b97d6-329f-7697-9fcf-145a16d5e48a" xlink:to="loc_us-gaap_ArrangementsAndNonarrangementTransactionsMember_019b97d6-329f-76fa-826a-a1b4fc05b108" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_IndependentDigitalNewsAndMediaLimitedMember_019b97d6-329f-76f3-b604-db4d2c970e7c" xlink:href="bzfd-20251231.xsd#bzfd_IndependentDigitalNewsAndMediaLimitedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ArrangementsAndNonarrangementTransactionsMember_019b97d6-329f-76fa-826a-a1b4fc05b108" xlink:to="loc_bzfd_IndependentDigitalNewsAndMediaLimitedMember_019b97d6-329f-76f3-b604-db4d2c970e7c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromDivestitureOfBusinesses_019b97d6-329f-74e4-a393-2902cb79e5ae" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromDivestitureOfBusinesses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7057-8d60-85a07d261d29" xlink:to="loc_us-gaap_ProceedsFromDivestitureOfBusinesses_019b97d6-329f-74e4-a393-2902cb79e5ae" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentRepurchaseAmount_019b97d6-329f-7989-bba0-39d4861aee22" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentRepurchaseAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7057-8d60-85a07d261d29" xlink:to="loc_us-gaap_DebtInstrumentRepurchaseAmount_019b97d6-329f-7989-bba0-39d4861aee22" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_019b97d6-329f-7187-bfb1-8f84640c3840" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RepaymentsOfLongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7057-8d60-85a07d261d29" xlink:to="loc_us-gaap_RepaymentsOfLongTermDebt_019b97d6-329f-7187-bfb1-8f84640c3840" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityPeriodicPaymentInterest_019b97d6-329f-7007-81ac-783ad94a7e14" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditFacilityPeriodicPaymentInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7057-8d60-85a07d261d29" xlink:to="loc_us-gaap_LineOfCreditFacilityPeriodicPaymentInterest_019b97d6-329f-7007-81ac-783ad94a7e14" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LettersOfCreditOutstandingAmount_019b97d6-329f-792d-8059-d3b9f34e5b7b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LettersOfCreditOutstandingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7057-8d60-85a07d261d29" xlink:to="loc_us-gaap_LettersOfCreditOutstandingAmount_019b97d6-329f-792d-8059-d3b9f34e5b7b" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDebtExtinguishmentCosts_019b97d6-329f-791d-bdbd-7ab2b58d3fa4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsOfDebtExtinguishmentCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7057-8d60-85a07d261d29" xlink:to="loc_us-gaap_PaymentsOfDebtExtinguishmentCosts_019b97d6-329f-791d-bdbd-7ab2b58d3fa4" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFeeAmount_019b97d6-329f-76cf-a200-7d13303c2938" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentFeeAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7057-8d60-85a07d261d29" xlink:to="loc_us-gaap_DebtInstrumentFeeAmount_019b97d6-329f-76cf-a200-7d13303c2938" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_DebtInstrumentNetProceedsFromFutureAssetSalesUsedForRepaymentMinimumPercentage_019b97d6-329f-706e-9591-266dca39ac4d" xlink:href="bzfd-20251231.xsd#bzfd_DebtInstrumentNetProceedsFromFutureAssetSalesUsedForRepaymentMinimumPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7057-8d60-85a07d261d29" xlink:to="loc_bzfd_DebtInstrumentNetProceedsFromFutureAssetSalesUsedForRepaymentMinimumPercentage_019b97d6-329f-706e-9591-266dca39ac4d" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_DisposalGroupIncludingDiscontinuedOperationInterestExpenseAllocationPercentage_019b97d6-329f-77d6-8e2b-71638c36f889" xlink:href="bzfd-20251231.xsd#bzfd_DisposalGroupIncludingDiscontinuedOperationInterestExpenseAllocationPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7057-8d60-85a07d261d29" xlink:to="loc_bzfd_DisposalGroupIncludingDiscontinuedOperationInterestExpenseAllocationPercentage_019b97d6-329f-77d6-8e2b-71638c36f889" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation_019b97d6-329f-7e3e-8cc1-1225b88f5893" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7057-8d60-85a07d261d29" xlink:to="loc_us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation_019b97d6-329f-7e3e-8cc1-1225b88f5893" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_DisposalGroupIncludingDiscontinuedOperationValuationAllowance_019b97d6-329f-7954-bb4e-ca637b8a9c5c" xlink:href="bzfd-20251231.xsd#bzfd_DisposalGroupIncludingDiscontinuedOperationValuationAllowance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7057-8d60-85a07d261d29" xlink:to="loc_bzfd_DisposalGroupIncludingDiscontinuedOperationValuationAllowance_019b97d6-329f-7954-bb4e-ca637b8a9c5c" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationProvisionForLossGainOnDisposalBeforeIncomeTax_019b97d6-329f-74b4-8703-3dc292b3819c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DiscontinuedOperationProvisionForLossGainOnDisposalBeforeIncomeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7057-8d60-85a07d261d29" xlink:to="loc_us-gaap_DiscontinuedOperationProvisionForLossGainOnDisposalBeforeIncomeTax_019b97d6-329f-74b4-8703-3dc292b3819c" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax_019b97d6-329f-7d5b-a872-2e87fa563aaf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7057-8d60-85a07d261d29" xlink:to="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax_019b97d6-329f-7d5b-a872-2e87fa563aaf" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_TransitionServicesAgreementAmountCollected_019b97d6-329f-7b2b-a8c4-d4eb01ba543f" xlink:href="bzfd-20251231.xsd#bzfd_TransitionServicesAgreementAmountCollected"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7057-8d60-85a07d261d29" xlink:to="loc_bzfd_TransitionServicesAgreementAmountCollected_019b97d6-329f-7b2b-a8c4-d4eb01ba543f" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubleaseIncome_019b97d6-329f-7f90-b1ea-d4c5ff305b3b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubleaseIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7057-8d60-85a07d261d29" xlink:to="loc_us-gaap_SubleaseIncome_019b97d6-329f-7f90-b1ea-d4c5ff305b3b" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_TransitionServicesAgreementSubleaseIncomeReceivableMonthly_019b97d6-329f-7a06-a8ee-c05a672c3152" xlink:href="bzfd-20251231.xsd#bzfd_TransitionServicesAgreementSubleaseIncomeReceivableMonthly"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7057-8d60-85a07d261d29" xlink:to="loc_bzfd_TransitionServicesAgreementSubleaseIncomeReceivableMonthly_019b97d6-329f-7a06-a8ee-c05a672c3152" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_DisposalGroupIncludingDiscontinuedOperationPercentageOfAssetsSold_019b97d6-329f-7f7a-8239-d8a7c635e86c" xlink:href="bzfd-20251231.xsd#bzfd_DisposalGroupIncludingDiscontinuedOperationPercentageOfAssetsSold"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7057-8d60-85a07d261d29" xlink:to="loc_bzfd_DisposalGroupIncludingDiscontinuedOperationPercentageOfAssetsSold_019b97d6-329f-7f7a-8239-d8a7c635e86c" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration_019b97d6-329f-738d-a51e-748b76efd3a3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7057-8d60-85a07d261d29" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration_019b97d6-329f-738d-a51e-748b76efd3a3" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsWrittenOffRelatedToSaleOfBusinessUnit_019c5544-773e-7867-83b5-dd80dd0bf1b8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IndefiniteLivedIntangibleAssetsWrittenOffRelatedToSaleOfBusinessUnit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7057-8d60-85a07d261d29" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsWrittenOffRelatedToSaleOfBusinessUnit_019c5544-773e-7867-83b5-dd80dd0bf1b8" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfBusiness_019c5544-773e-75d9-8e82-5062fc81d184" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GainLossOnSaleOfBusiness"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7057-8d60-85a07d261d29" xlink:to="loc_us-gaap_GainLossOnSaleOfBusiness_019c5544-773e-75d9-8e82-5062fc81d184" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_LicenseAgreementTerm_019b97d6-329f-78db-8e3e-39dbfc929700" xlink:href="bzfd-20251231.xsd#bzfd_LicenseAgreementTerm"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7057-8d60-85a07d261d29" xlink:to="loc_bzfd_LicenseAgreementTerm_019b97d6-329f-78db-8e3e-39dbfc929700" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_LicenseFeesReceivable_019b97d6-329f-7342-bbd6-617840054b90" xlink:href="bzfd-20251231.xsd#bzfd_LicenseFeesReceivable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7057-8d60-85a07d261d29" xlink:to="loc_bzfd_LicenseFeesReceivable_019b97d6-329f-7342-bbd6-617840054b90" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_LicenseAgreementNetSalesRevenueShare_019b97d6-329f-7b0d-9f1d-eb1ce7545b9c" xlink:href="bzfd-20251231.xsd#bzfd_LicenseAgreementNetSalesRevenueShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7057-8d60-85a07d261d29" xlink:to="loc_bzfd_LicenseAgreementNetSalesRevenueShare_019b97d6-329f-7b0d-9f1d-eb1ce7545b9c" xlink:type="arc" order="22"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.buzzfeed.com/role/HeldforSaleDiscontinuedOperationsandDisposalsScheduleofNetIncomeLossfromDiscontinuedOperationsNetofTaxesDetails" xlink:type="simple" xlink:href="bzfd-20251231.xsd#HeldforSaleDiscontinuedOperationsandDisposalsScheduleofNetIncomeLossfromDiscontinuedOperationsNetofTaxesDetails"/>
  <link:definitionLink xlink:role="http://www.buzzfeed.com/role/HeldforSaleDiscontinuedOperationsandDisposalsScheduleofNetIncomeLossfromDiscontinuedOperationsNetofTaxesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7c2d-85ad-214a8931b3f5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_019b97d6-329f-7228-8b86-26f2cb0c1db0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7c2d-85ad-214a8931b3f5" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_019b97d6-329f-7228-8b86-26f2cb0c1db0" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationAxis_019b97d6-329f-7da7-8a2b-e34d72db2ee6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisposalGroupClassificationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_019b97d6-329f-7228-8b86-26f2cb0c1db0" xlink:to="loc_us-gaap_DisposalGroupClassificationAxis_019b97d6-329f-7da7-8a2b-e34d72db2ee6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_019b97d6-329f-7da7-8a2b-e34d72db2ee6_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisposalGroupClassificationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_019b97d6-329f-7da7-8a2b-e34d72db2ee6" xlink:to="loc_us-gaap_DisposalGroupClassificationDomain_019b97d6-329f-7da7-8a2b-e34d72db2ee6_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_019b97d6-329f-77e4-9411-ffb59721903c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisposalGroupClassificationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_019b97d6-329f-7da7-8a2b-e34d72db2ee6" xlink:to="loc_us-gaap_DisposalGroupClassificationDomain_019b97d6-329f-77e4-9411-ffb59721903c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationsHeldForSaleOrDisposedOfBySaleMember_019b97d6-329f-71a6-9df4-2045344fb5f8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DiscontinuedOperationsHeldForSaleOrDisposedOfBySaleMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupClassificationDomain_019b97d6-329f-77e4-9411-ffb59721903c" xlink:to="loc_us-gaap_DiscontinuedOperationsHeldForSaleOrDisposedOfBySaleMember_019b97d6-329f-71a6-9df4-2045344fb5f8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_019b97d6-329f-7cd4-9b11-959fa240b625" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_019b97d6-329f-7228-8b86-26f2cb0c1db0" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_019b97d6-329f-7cd4-9b11-959fa240b625" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_019b97d6-329f-7cd4-9b11-959fa240b625_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_019b97d6-329f-7cd4-9b11-959fa240b625" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_019b97d6-329f-7cd4-9b11-959fa240b625_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_019b97d6-329f-79e5-a5d8-6f063aa34e2d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_019b97d6-329f-7cd4-9b11-959fa240b625" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_019b97d6-329f-79e5-a5d8-6f063aa34e2d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_ComplexNetworksExcludingTheFirstWeFeastBrandMember_019b97d6-329f-7ce7-9ff5-d5ba9fc62318" xlink:href="bzfd-20251231.xsd#bzfd_ComplexNetworksExcludingTheFirstWeFeastBrandMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_019b97d6-329f-79e5-a5d8-6f063aa34e2d" xlink:to="loc_bzfd_ComplexNetworksExcludingTheFirstWeFeastBrandMember_019b97d6-329f-7ce7-9ff5-d5ba9fc62318" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_FirstWeFeastMember_019b97d6-329f-73d1-8790-a6b0222c9409" xlink:href="bzfd-20251231.xsd#bzfd_FirstWeFeastMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_019b97d6-329f-79e5-a5d8-6f063aa34e2d" xlink:to="loc_bzfd_FirstWeFeastMember_019b97d6-329f-73d1-8790-a6b0222c9409" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue_019b97d6-329f-7e62-ab2d-a9069d397c35" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7c2d-85ad-214a8931b3f5" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue_019b97d6-329f-7e62-ab2d-a9069d397c35" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpensesAbstract_019b97d6-329f-7889-9cfe-b3aafeda7d22" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostsAndExpensesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7c2d-85ad-214a8931b3f5" xlink:to="loc_us-gaap_CostsAndExpensesAbstract_019b97d6-329f-7889-9cfe-b3aafeda7d22" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationCostsOfGoodsSold_019b97d6-329f-7f4c-bd3d-d1c96196ca2b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationCostsOfGoodsSold"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_019b97d6-329f-7889-9cfe-b3aafeda7d22" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationCostsOfGoodsSold_019b97d6-329f-7f4c-bd3d-d1c96196ca2b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_DisposalGroupIncludingDiscontinuedOperationSalesAndMarketingExpense_019b97d6-329f-7d4c-8a3f-913e079bbbf0" xlink:href="bzfd-20251231.xsd#bzfd_DisposalGroupIncludingDiscontinuedOperationSalesAndMarketingExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_019b97d6-329f-7889-9cfe-b3aafeda7d22" xlink:to="loc_bzfd_DisposalGroupIncludingDiscontinuedOperationSalesAndMarketingExpense_019b97d6-329f-7d4c-8a3f-913e079bbbf0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationGeneralAndAdministrativeExpense_019b97d6-329f-7e2d-bee9-ca95bdd203a2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationGeneralAndAdministrativeExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_019b97d6-329f-7889-9cfe-b3aafeda7d22" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationGeneralAndAdministrativeExpense_019b97d6-329f-7e2d-bee9-ca95bdd203a2" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_DisposalGroupIncludingDiscontinuedOperationResearchAndDevelopmentExpense_019b97d6-329f-75f7-88d8-e4d9f54acb00" xlink:href="bzfd-20251231.xsd#bzfd_DisposalGroupIncludingDiscontinuedOperationResearchAndDevelopmentExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_019b97d6-329f-7889-9cfe-b3aafeda7d22" xlink:to="loc_bzfd_DisposalGroupIncludingDiscontinuedOperationResearchAndDevelopmentExpense_019b97d6-329f-75f7-88d8-e4d9f54acb00" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationDepreciationAndAmortization_019b97d6-329f-7f3c-a0ba-747b5811fa51" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationDepreciationAndAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_019b97d6-329f-7889-9cfe-b3aafeda7d22" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationDepreciationAndAmortization_019b97d6-329f-7f3c-a0ba-747b5811fa51" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingExpense_019b97d6-329f-719f-a60f-9cdf992c3672" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostsAndExpensesAbstract_019b97d6-329f-7889-9cfe-b3aafeda7d22" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingExpense_019b97d6-329f-719f-a60f-9cdf992c3672" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodBeforeIncomeTax_019b97d6-329f-749a-9f7e-0c4f45d830bc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodBeforeIncomeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7c2d-85ad-214a8931b3f5" xlink:to="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodBeforeIncomeTax_019b97d6-329f-749a-9f7e-0c4f45d830bc" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_DisposalGroupIncludingDiscontinuedOperationGainLossOnExtinguishmentOfDebt_019b97d6-329f-7192-b40c-51ccecbbf2e4" xlink:href="bzfd-20251231.xsd#bzfd_DisposalGroupIncludingDiscontinuedOperationGainLossOnExtinguishmentOfDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7c2d-85ad-214a8931b3f5" xlink:to="loc_bzfd_DisposalGroupIncludingDiscontinuedOperationGainLossOnExtinguishmentOfDebt_019b97d6-329f-7192-b40c-51ccecbbf2e4" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationProvisionForLossGainOnDisposalBeforeIncomeTax_019b97d6-329f-7a33-a398-8b9969942f48" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DiscontinuedOperationProvisionForLossGainOnDisposalBeforeIncomeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7c2d-85ad-214a8931b3f5" xlink:to="loc_us-gaap_DiscontinuedOperationProvisionForLossGainOnDisposalBeforeIncomeTax_019b97d6-329f-7a33-a398-8b9969942f48" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherExpense_019b97d6-329f-798e-8386-efffaca914bc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7c2d-85ad-214a8931b3f5" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherExpense_019b97d6-329f-798e-8386-efffaca914bc" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationInterestExpense_019b97d6-329f-70f8-bf3c-68d01e502546" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationInterestExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7c2d-85ad-214a8931b3f5" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationInterestExpense_019b97d6-329f-70f8-bf3c-68d01e502546" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax_019b97d6-329f-77a3-bda0-8724784ae709" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7c2d-85ad-214a8931b3f5" xlink:to="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax_019b97d6-329f-77a3-bda0-8724784ae709" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation_019b97d6-329f-7b5d-956a-1f4b985db118" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7c2d-85ad-214a8931b3f5" xlink:to="loc_us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation_019b97d6-329f-7b5d-956a-1f4b985db118" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_019b97d6-329f-7d22-b085-6b18ee3ec19c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_019b97d6-329f-7c2d-85ad-214a8931b3f5" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_019b97d6-329f-7d22-b085-6b18ee3ec19c" xlink:type="arc" order="9"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://fasb.org/us-gaap/role/eedm/ExtensibleEnumerationLists" xlink:type="simple" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-roles-2025.xsd#eedm"/>
  <link:definitionLink xlink:role="http://fasb.org/us-gaap/role/eedm/ExtensibleEnumerationLists" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementAbstract" xlink:to="loc_us-gaap_CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization" xlink:type="arc" order="691"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetImpairmentCharges" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetImpairmentCharges"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementAbstract" xlink:to="loc_us-gaap_AssetImpairmentCharges" xlink:type="arc" order="692"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://xbrl.sec.gov/ecd/role/IndividualsOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#IndividualsOnly"/>
  <link:definitionLink xlink:role="http://xbrl.sec.gov/ecd/role/IndividualsOnly" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AllIndividualsMember" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AllIndividualsMember"/>
    <link:loc xlink:type="locator" xlink:label="loc_bzfd_JanetRolleMember_019c9f8c-4d5b-73cd-93ef-dd3c978ec421" xlink:href="bzfd-20251231.xsd#bzfd_JanetRolleMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ecd_AllIndividualsMember" xlink:to="loc_bzfd_JanetRolleMember_019c9f8c-4d5b-73cd-93ef-dd3c978ec421" xlink:type="arc" order="2"/>
  </link:definitionLink>
</link:linkbase>
