<?xml version="1.0" encoding="us-ascii"?>
<!--Generated by Broadridge PROfile 26.3.2.5342 Broadridge-->
<link:linkbase xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:t1="http://xbrl.org/2005/xbrldt">
  <link:roleRef roleURI="http://campbell.com/role/TradingActivitiesAndRelatedRisksOffsettingOfDerivativeLiabilitiesAndCollateralPledgedByCounterpartyDetails" xlink:type="simple" xlink:href="cft-20260331.xsd#TradingActivitiesAndRelatedRisksOffsettingOfDerivativeLiabilitiesAndCollateralPledgedByCounterpartyDetails" />
  <link:roleRef roleURI="http://campbell.com/role/TradingActivitiesAndRelatedRisksOffsettingOfDerivativeAssetsAndCollateralReceivedByCounterpartyDetails" xlink:type="simple" xlink:href="cft-20260331.xsd#TradingActivitiesAndRelatedRisksOffsettingOfDerivativeAssetsAndCollateralReceivedByCounterpartyDetails" />
  <link:roleRef roleURI="http://campbell.com/role/TradingActivitiesAndRelatedRisksCreditRiskDetails" xlink:type="simple" xlink:href="cft-20260331.xsd#TradingActivitiesAndRelatedRisksCreditRiskDetails" />
  <link:roleRef roleURI="http://campbell.com/role/TradingActivitiesAndRelatedRisksLocationOfGainsAndLossesOnStatementsOfOperationsDetails" xlink:type="simple" xlink:href="cft-20260331.xsd#TradingActivitiesAndRelatedRisksLocationOfGainsAndLossesOnStatementsOfOperationsDetails" />
  <link:roleRef roleURI="http://campbell.com/role/TradingActivitiesAndRelatedRisksDerivativesByInstrumentTypeDetails" xlink:type="simple" xlink:href="cft-20260331.xsd#TradingActivitiesAndRelatedRisksDerivativesByInstrumentTypeDetails" />
  <link:roleRef roleURI="http://campbell.com/role/TradingActivitiesAndRelatedRisksDerivativesByInstrumentTypeAndLocationOfInstrumentsOnStatementsOfFinancialConditionDetails" xlink:type="simple" xlink:href="cft-20260331.xsd#TradingActivitiesAndRelatedRisksDerivativesByInstrumentTypeAndLocationOfInstrumentsOnStatementsOfFinancialConditionDetails" />
  <link:roleRef roleURI="http://campbell.com/role/CreditDerivativesAndCreditrelatedContingencyFeaturesDetails" xlink:type="simple" xlink:href="cft-20260331.xsd#CreditDerivativesAndCreditrelatedContingencyFeaturesDetails" />
  <link:roleRef roleURI="http://campbell.com/role/SubscriptionsDistributionsAndRedemptionsDetails" xlink:type="simple" xlink:href="cft-20260331.xsd#SubscriptionsDistributionsAndRedemptionsDetails" />
  <link:roleRef roleURI="http://campbell.com/role/DepositsWithInterbankMarketMakerDetails" xlink:type="simple" xlink:href="cft-20260331.xsd#DepositsWithInterbankMarketMakerDetails" />
  <link:roleRef roleURI="http://campbell.com/role/SalesCommissionDetails" xlink:type="simple" xlink:href="cft-20260331.xsd#SalesCommissionDetails" />
  <link:roleRef roleURI="http://campbell.com/role/ManagingOperatorAndCommodityTradingAdvisorDetails" xlink:type="simple" xlink:href="cft-20260331.xsd#ManagingOperatorAndCommodityTradingAdvisorDetails" />
  <link:roleRef roleURI="http://campbell.com/role/OrganizationAndSummaryOfSignificantAccountingPoliciesSegmentReportingDetails" xlink:type="simple" xlink:href="cft-20260331.xsd#OrganizationAndSummaryOfSignificantAccountingPoliciesSegmentReportingDetails" />
  <link:roleRef roleURI="http://campbell.com/role/OrganizationAndSummaryOfSignificantAccountingPoliciesOfferingCostsDetails" xlink:type="simple" xlink:href="cft-20260331.xsd#OrganizationAndSummaryOfSignificantAccountingPoliciesOfferingCostsDetails" />
  <link:roleRef roleURI="http://campbell.com/role/OrganizationAndSummaryOfSignificantAccountingPoliciesIncomeTaxesDetails" xlink:type="simple" xlink:href="cft-20260331.xsd#OrganizationAndSummaryOfSignificantAccountingPoliciesIncomeTaxesDetails" />
  <link:roleRef roleURI="http://campbell.com/role/OrganizationAndSummaryOfSignificantAccountingPoliciesFairValueDetails" xlink:type="simple" xlink:href="cft-20260331.xsd#OrganizationAndSummaryOfSignificantAccountingPoliciesFairValueDetails" />
  <link:roleRef roleURI="http://campbell.com/role/OrganizationAndSummaryOfSignificantAccountingPoliciesGeneralDescriptionOfTrustDetails" xlink:type="simple" xlink:href="cft-20260331.xsd#OrganizationAndSummaryOfSignificantAccountingPoliciesGeneralDescriptionOfTrustDetails" />
  <link:roleRef roleURI="http://campbell.com/role/TradingActivitiesAndRelatedRisksTables" xlink:type="simple" xlink:href="cft-20260331.xsd#TradingActivitiesAndRelatedRisksTables" />
  <link:roleRef roleURI="http://campbell.com/role/CreditDerivativesAndCreditrelatedContingencyFeaturesTables" xlink:type="simple" xlink:href="cft-20260331.xsd#CreditDerivativesAndCreditrelatedContingencyFeaturesTables" />
  <link:roleRef roleURI="http://campbell.com/role/OrganizationAndSummaryOfSignificantAccountingPoliciesTables" xlink:type="simple" xlink:href="cft-20260331.xsd#OrganizationAndSummaryOfSignificantAccountingPoliciesTables" />
  <link:roleRef roleURI="http://campbell.com/role/OrganizationAndSummaryOfSignificantAccountingPoliciesPolicies" xlink:type="simple" xlink:href="cft-20260331.xsd#OrganizationAndSummaryOfSignificantAccountingPoliciesPolicies" />
  <link:roleRef roleURI="http://campbell.com/role/SubsequentEvents" xlink:type="simple" xlink:href="cft-20260331.xsd#SubsequentEvents" />
  <link:roleRef roleURI="http://campbell.com/role/InterimFinancialStatements" xlink:type="simple" xlink:href="cft-20260331.xsd#InterimFinancialStatements" />
  <link:roleRef roleURI="http://campbell.com/role/Indemnifications" xlink:type="simple" xlink:href="cft-20260331.xsd#Indemnifications" />
  <link:roleRef roleURI="http://campbell.com/role/TradingActivitiesAndRelatedRisks" xlink:type="simple" xlink:href="cft-20260331.xsd#TradingActivitiesAndRelatedRisks" />
  <link:roleRef roleURI="http://campbell.com/role/CreditDerivativesAndCreditrelatedContingencyFeatures" xlink:type="simple" xlink:href="cft-20260331.xsd#CreditDerivativesAndCreditrelatedContingencyFeatures" />
  <link:roleRef roleURI="http://campbell.com/role/SubscriptionsDistributionsAndRedemptions" xlink:type="simple" xlink:href="cft-20260331.xsd#SubscriptionsDistributionsAndRedemptions" />
  <link:roleRef roleURI="http://campbell.com/role/DepositsWithSwapsBroker" xlink:type="simple" xlink:href="cft-20260331.xsd#DepositsWithSwapsBroker" />
  <link:roleRef roleURI="http://campbell.com/role/DepositsWithInterbankMarketMaker" xlink:type="simple" xlink:href="cft-20260331.xsd#DepositsWithInterbankMarketMaker" />
  <link:roleRef roleURI="http://campbell.com/role/DepositsWithFuturesBrokers" xlink:type="simple" xlink:href="cft-20260331.xsd#DepositsWithFuturesBrokers" />
  <link:roleRef roleURI="http://campbell.com/role/CashManagerAndCustodian" xlink:type="simple" xlink:href="cft-20260331.xsd#CashManagerAndCustodian" />
  <link:roleRef roleURI="http://campbell.com/role/AdministratorAndTransferAgent" xlink:type="simple" xlink:href="cft-20260331.xsd#AdministratorAndTransferAgent" />
  <link:roleRef roleURI="http://campbell.com/role/Trustee" xlink:type="simple" xlink:href="cft-20260331.xsd#Trustee" />
  <link:roleRef roleURI="http://campbell.com/role/SalesCommission" xlink:type="simple" xlink:href="cft-20260331.xsd#SalesCommission" />
  <link:roleRef roleURI="http://campbell.com/role/ManagingOperatorAndCommodityTradingAdvisor" xlink:type="simple" xlink:href="cft-20260331.xsd#ManagingOperatorAndCommodityTradingAdvisor" />
  <link:roleRef roleURI="http://campbell.com/role/OrganizationAndSummaryOfSignificantAccountingPolicies" xlink:type="simple" xlink:href="cft-20260331.xsd#OrganizationAndSummaryOfSignificantAccountingPolicies" />
  <link:roleRef roleURI="http://campbell.com/role/FinancialHighlights" xlink:type="simple" xlink:href="cft-20260331.xsd#FinancialHighlights" />
  <link:roleRef roleURI="http://campbell.com/role/StatementsOfChangesInUnitholdersCapitalNetAssetValueParenthetical" xlink:type="simple" xlink:href="cft-20260331.xsd#StatementsOfChangesInUnitholdersCapitalNetAssetValueParenthetical" />
  <link:roleRef roleURI="http://campbell.com/role/StatementsOfChangesInUnitholdersCapitalNetAssetValue" xlink:type="simple" xlink:href="cft-20260331.xsd#StatementsOfChangesInUnitholdersCapitalNetAssetValue" />
  <link:roleRef roleURI="http://campbell.com/role/StatementsOfCashFlowsParenthetical" xlink:type="simple" xlink:href="cft-20260331.xsd#StatementsOfCashFlowsParenthetical" />
  <link:roleRef roleURI="http://campbell.com/role/StatementsOfCashFlows" xlink:type="simple" xlink:href="cft-20260331.xsd#StatementsOfCashFlows" />
  <link:roleRef roleURI="http://campbell.com/role/StatementsOfOperations" xlink:type="simple" xlink:href="cft-20260331.xsd#StatementsOfOperations" />
  <link:roleRef roleURI="http://campbell.com/role/StatementsOfFinancialConditionParenthetical" xlink:type="simple" xlink:href="cft-20260331.xsd#StatementsOfFinancialConditionParenthetical" />
  <link:roleRef roleURI="http://campbell.com/role/StatementsOfFinancialCondition" xlink:type="simple" xlink:href="cft-20260331.xsd#StatementsOfFinancialCondition" />
  <link:roleRef roleURI="http://campbell.com/role/CondensedScheduleOfInvestmentsParenthetical" xlink:type="simple" xlink:href="cft-20260331.xsd#CondensedScheduleOfInvestmentsParenthetical" />
  <link:roleRef roleURI="http://campbell.com/role/CondensedScheduleOfInvestments" xlink:type="simple" xlink:href="cft-20260331.xsd#CondensedScheduleOfInvestments" />
  <link:roleRef roleURI="http://campbell.com/role/DocumentAndEntityInformation" xlink:type="simple" xlink:href="cft-20260331.xsd#DocumentAndEntityInformation" />
  <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/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: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:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/DocumentAndEntityInformation">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityInformationLineItems" xlink:label="EntityInformationLineItems" xlink:title="EntityInformationLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentType" xlink:label="DocumentType" xlink:title="DocumentType" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="DocumentType" xlink:title="definition: EntityInformationLineItems to DocumentType" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AmendmentFlag" xlink:label="AmendmentFlag" xlink:title="AmendmentFlag" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="AmendmentFlag" xlink:title="definition: EntityInformationLineItems to AmendmentFlag" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentQuarterlyReport" xlink:label="DocumentQuarterlyReport" xlink:title="DocumentQuarterlyReport" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="DocumentQuarterlyReport" xlink:title="definition: EntityInformationLineItems to DocumentQuarterlyReport" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentPeriodEndDate" xlink:label="DocumentPeriodEndDate" xlink:title="DocumentPeriodEndDate" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="DocumentPeriodEndDate" xlink:title="definition: EntityInformationLineItems to DocumentPeriodEndDate" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CurrentFiscalYearEndDate" xlink:label="CurrentFiscalYearEndDate" xlink:title="CurrentFiscalYearEndDate" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="CurrentFiscalYearEndDate" xlink:title="definition: EntityInformationLineItems to CurrentFiscalYearEndDate" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentFiscalYearFocus" xlink:label="DocumentFiscalYearFocus" xlink:title="DocumentFiscalYearFocus" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="DocumentFiscalYearFocus" xlink:title="definition: EntityInformationLineItems to DocumentFiscalYearFocus" order="6.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="DocumentFiscalPeriodFocus" xlink:title="DocumentFiscalPeriodFocus" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="DocumentFiscalPeriodFocus" xlink:title="definition: EntityInformationLineItems to DocumentFiscalPeriodFocus" order="7.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentTransitionReport" xlink:label="DocumentTransitionReport" xlink:title="DocumentTransitionReport" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="DocumentTransitionReport" xlink:title="definition: EntityInformationLineItems to DocumentTransitionReport" order="8.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityFileNumber" xlink:label="EntityFileNumber" xlink:title="EntityFileNumber" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="EntityFileNumber" xlink:title="definition: EntityInformationLineItems to EntityFileNumber" order="9.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityRegistrantName" xlink:label="EntityRegistrantName" xlink:title="EntityRegistrantName" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="EntityRegistrantName" xlink:title="definition: EntityInformationLineItems to EntityRegistrantName" order="10.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCentralIndexKey" xlink:label="EntityCentralIndexKey" xlink:title="EntityCentralIndexKey" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="EntityCentralIndexKey" xlink:title="definition: EntityInformationLineItems to EntityCentralIndexKey" order="11.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityIncorporationStateCountryCode" xlink:label="EntityIncorporationStateCountryCode" xlink:title="EntityIncorporationStateCountryCode" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="EntityIncorporationStateCountryCode" xlink:title="definition: EntityInformationLineItems to EntityIncorporationStateCountryCode" order="12.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityTaxIdentificationNumber" xlink:label="EntityTaxIdentificationNumber" xlink:title="EntityTaxIdentificationNumber" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="EntityTaxIdentificationNumber" xlink:title="definition: EntityInformationLineItems to EntityTaxIdentificationNumber" order="13.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine1" xlink:label="EntityAddressAddressLine1" xlink:title="EntityAddressAddressLine1" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="EntityAddressAddressLine1" xlink:title="definition: EntityInformationLineItems to EntityAddressAddressLine1" order="14.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressCityOrTown" xlink:label="EntityAddressCityOrTown" xlink:title="EntityAddressCityOrTown" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="EntityAddressCityOrTown" xlink:title="definition: EntityInformationLineItems to EntityAddressCityOrTown" order="15.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressStateOrProvince" xlink:label="EntityAddressStateOrProvince" xlink:title="EntityAddressStateOrProvince" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="EntityAddressStateOrProvince" xlink:title="definition: EntityInformationLineItems to EntityAddressStateOrProvince" order="16.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressPostalZipCode" xlink:label="EntityAddressPostalZipCode" xlink:title="EntityAddressPostalZipCode" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="EntityAddressPostalZipCode" xlink:title="definition: EntityInformationLineItems to EntityAddressPostalZipCode" order="17.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CityAreaCode" xlink:label="CityAreaCode" xlink:title="CityAreaCode" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="CityAreaCode" xlink:title="definition: EntityInformationLineItems to CityAreaCode" order="18.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LocalPhoneNumber" xlink:label="LocalPhoneNumber" xlink:title="LocalPhoneNumber" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="LocalPhoneNumber" xlink:title="definition: EntityInformationLineItems to LocalPhoneNumber" order="19.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCurrentReportingStatus" xlink:label="EntityCurrentReportingStatus" xlink:title="EntityCurrentReportingStatus" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="EntityCurrentReportingStatus" xlink:title="definition: EntityInformationLineItems to EntityCurrentReportingStatus" order="20.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityInteractiveDataCurrent" xlink:label="EntityInteractiveDataCurrent" xlink:title="EntityInteractiveDataCurrent" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="EntityInteractiveDataCurrent" xlink:title="definition: EntityInformationLineItems to EntityInteractiveDataCurrent" order="21.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityFilerCategory" xlink:label="EntityFilerCategory" xlink:title="EntityFilerCategory" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="EntityFilerCategory" xlink:title="definition: EntityInformationLineItems to EntityFilerCategory" order="22.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntitySmallBusiness" xlink:label="EntitySmallBusiness" xlink:title="EntitySmallBusiness" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="EntitySmallBusiness" xlink:title="definition: EntityInformationLineItems to EntitySmallBusiness" order="23.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityEmergingGrowthCompany" xlink:label="EntityEmergingGrowthCompany" xlink:title="EntityEmergingGrowthCompany" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="EntityEmergingGrowthCompany" xlink:title="definition: EntityInformationLineItems to EntityEmergingGrowthCompany" order="24.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityShellCompany" xlink:label="EntityShellCompany" xlink:title="EntityShellCompany" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="EntityShellCompany" xlink:title="definition: EntityInformationLineItems to EntityShellCompany" order="25.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="EntityCommonStockSharesOutstanding" xlink:title="EntityCommonStockSharesOutstanding" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EntityInformationLineItems" xlink:to="EntityCommonStockSharesOutstanding" xlink:title="definition: EntityInformationLineItems to EntityCommonStockSharesOutstanding" order="26.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntitiesTable" xlink:label="EntitiesTable" xlink:title="EntitiesTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="EntityInformationLineItems" xlink:to="EntitiesTable" xlink:title="definition: EntityInformationLineItems to EntitiesTable" order="27.0" t1:closed="true" t1:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitsByClassAxis" xlink:label="CapitalUnitsByClassAxis" xlink:title="CapitalUnitsByClassAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="EntitiesTable" xlink:to="CapitalUnitsByClassAxis" xlink:title="definition: EntitiesTable to CapitalUnitsByClassAxis" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassDomain" xlink:label="CapitalUnitClassDomain" xlink:title="CapitalUnitClassDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="CapitalUnitsByClassAxis" xlink:to="CapitalUnitClassDomain" xlink:title="definition: CapitalUnitsByClassAxis to CapitalUnitClassDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassDomain" xlink:label="CapitalUnitClassDomain_2" xlink:title="CapitalUnitClassDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="CapitalUnitsByClassAxis" xlink:to="CapitalUnitClassDomain_2" xlink:title="definition: CapitalUnitsByClassAxis to CapitalUnitClassDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassAMember" xlink:label="CapitalUnitClassAMember" xlink:title="CapitalUnitClassAMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassAMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassAMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassBMember" xlink:label="CapitalUnitClassBMember" xlink:title="CapitalUnitClassBMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassBMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassBMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CapitalUnitClassDMember" xlink:label="CapitalUnitClassDMember" xlink:title="CapitalUnitClassDMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassDMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassDMember" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CapitalUnitClassWMember" xlink:label="CapitalUnitClassWMember" xlink:title="CapitalUnitClassWMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassWMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassWMember" order="4.0" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/CondensedScheduleOfInvestments">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfInvestmentsLineItems" xlink:label="ScheduleOfInvestmentsLineItems" xlink:title="ScheduleOfInvestmentsLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentOwnedBalanceAbstract" xlink:label="InvestmentOwnedBalanceAbstract" xlink:title="InvestmentOwnedBalanceAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ScheduleOfInvestmentsLineItems" xlink:to="InvestmentOwnedBalanceAbstract" xlink:title="definition: ScheduleOfInvestmentsLineItems to InvestmentOwnedBalanceAbstract" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentOwnedAtFairValue" xlink:label="InvestmentOwnedAtFairValue" xlink:title="InvestmentOwnedAtFairValue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ScheduleOfInvestmentsLineItems" xlink:to="InvestmentOwnedAtFairValue" xlink:title="definition: ScheduleOfInvestmentsLineItems to InvestmentOwnedAtFairValue" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_ShortTermInvestmentsAtFairValue" xlink:label="ShortTermInvestmentsAtFairValue" xlink:title="ShortTermInvestmentsAtFairValue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ScheduleOfInvestmentsLineItems" xlink:to="ShortTermInvestmentsAtFairValue" xlink:title="definition: ScheduleOfInvestmentsLineItems to ShortTermInvestmentsAtFairValue" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_NetUnrealizedGainLossOnOpenFuturesContracts" xlink:label="NetUnrealizedGainLossOnOpenFuturesContracts" xlink:title="NetUnrealizedGainLossOnOpenFuturesContracts" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ScheduleOfInvestmentsLineItems" xlink:to="NetUnrealizedGainLossOnOpenFuturesContracts" xlink:title="definition: ScheduleOfInvestmentsLineItems to NetUnrealizedGainLossOnOpenFuturesContracts" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_NetUnrealizedGainLossOnOpenForwardCurrencyContracts" xlink:label="NetUnrealizedGainLossOnOpenForwardCurrencyContracts" xlink:title="NetUnrealizedGainLossOnOpenForwardCurrencyContracts" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ScheduleOfInvestmentsLineItems" xlink:to="NetUnrealizedGainLossOnOpenForwardCurrencyContracts" xlink:title="definition: ScheduleOfInvestmentsLineItems to NetUnrealizedGainLossOnOpenForwardCurrencyContracts" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditRiskDerivativesAtFairValueNet" xlink:label="CreditRiskDerivativesAtFairValueNet" xlink:title="CreditRiskDerivativesAtFairValueNet" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ScheduleOfInvestmentsLineItems" xlink:to="CreditRiskDerivativesAtFairValueNet" xlink:title="definition: ScheduleOfInvestmentsLineItems to CreditRiskDerivativesAtFairValueNet" order="6.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestRateDerivativesAtFairValueNet" xlink:label="InterestRateDerivativesAtFairValueNet" xlink:title="InterestRateDerivativesAtFairValueNet" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ScheduleOfInvestmentsLineItems" xlink:to="InterestRateDerivativesAtFairValueNet" xlink:title="definition: ScheduleOfInvestmentsLineItems to InterestRateDerivativesAtFairValueNet" order="7.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentOwnedPercentOfNetAssets" xlink:label="InvestmentOwnedPercentOfNetAssets" xlink:title="InvestmentOwnedPercentOfNetAssets" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ScheduleOfInvestmentsLineItems" xlink:to="InvestmentOwnedPercentOfNetAssets" xlink:title="definition: ScheduleOfInvestmentsLineItems to InvestmentOwnedPercentOfNetAssets" order="8.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfInvestmentsTable" xlink:label="ScheduleOfInvestmentsTable" xlink:title="ScheduleOfInvestmentsTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="ScheduleOfInvestmentsLineItems" xlink:to="ScheduleOfInvestmentsTable" xlink:title="definition: ScheduleOfInvestmentsLineItems to ScheduleOfInvestmentsTable" order="9.0" t1:closed="true" t1:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentTypeAxis" xlink:label="InvestmentTypeAxis" xlink:title="InvestmentTypeAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="ScheduleOfInvestmentsTable" xlink:to="InvestmentTypeAxis" xlink:title="definition: ScheduleOfInvestmentsTable to InvestmentTypeAxis" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentTypeCategorizationMember" xlink:label="InvestmentTypeCategorizationMember" xlink:title="InvestmentTypeCategorizationMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="InvestmentTypeAxis" xlink:to="InvestmentTypeCategorizationMember" xlink:title="definition: InvestmentTypeAxis to InvestmentTypeCategorizationMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentTypeCategorizationMember" xlink:label="InvestmentTypeCategorizationMember_2" xlink:title="InvestmentTypeCategorizationMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="InvestmentTypeAxis" xlink:to="InvestmentTypeCategorizationMember_2" xlink:title="definition: InvestmentTypeAxis to InvestmentTypeCategorizationMember_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FixedIncomeSecuritiesMember" xlink:label="FixedIncomeSecuritiesMember" xlink:title="FixedIncomeSecuritiesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="InvestmentTypeCategorizationMember" xlink:to="FixedIncomeSecuritiesMember" xlink:title="definition: InvestmentTypeCategorizationMember to FixedIncomeSecuritiesMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortTermInvestmentsMember" xlink:label="ShortTermInvestmentsMember" xlink:title="ShortTermInvestmentsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="InvestmentTypeCategorizationMember" xlink:to="ShortTermInvestmentsMember" xlink:title="definition: InvestmentTypeCategorizationMember to ShortTermInvestmentsMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FutureMember" xlink:label="FutureMember" xlink:title="FutureMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="InvestmentTypeCategorizationMember" xlink:to="FutureMember" xlink:title="definition: InvestmentTypeCategorizationMember to FutureMember" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignExchangeForwardMember" xlink:label="ForeignExchangeForwardMember" xlink:title="ForeignExchangeForwardMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="InvestmentTypeCategorizationMember" xlink:to="ForeignExchangeForwardMember" xlink:title="definition: InvestmentTypeCategorizationMember to ForeignExchangeForwardMember" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditDefaultSwapMember" xlink:label="CreditDefaultSwapMember" xlink:title="CreditDefaultSwapMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="InvestmentTypeCategorizationMember" xlink:to="CreditDefaultSwapMember" xlink:title="definition: InvestmentTypeCategorizationMember to CreditDefaultSwapMember" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestRateSwapMember" xlink:label="InterestRateSwapMember" xlink:title="InterestRateSwapMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="InvestmentTypeCategorizationMember" xlink:to="InterestRateSwapMember" xlink:title="definition: InvestmentTypeCategorizationMember to InterestRateSwapMember" order="6.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_ReceiveFixedInterestRateMember" xlink:label="ReceiveFixedInterestRateMember" xlink:title="ReceiveFixedInterestRateMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="InterestRateSwapMember" xlink:to="ReceiveFixedInterestRateMember" xlink:title="definition: InterestRateSwapMember to ReceiveFixedInterestRateMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_PayFixedInterestRateMember" xlink:label="PayFixedInterestRateMember" xlink:title="PayFixedInterestRateMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="InterestRateSwapMember" xlink:to="PayFixedInterestRateMember" xlink:title="definition: InterestRateSwapMember to PayFixedInterestRateMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditDefaultSwapSellingProtectionMember" xlink:label="CreditDefaultSwapSellingProtectionMember" xlink:title="CreditDefaultSwapSellingProtectionMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CreditDefaultSwapMember" xlink:to="CreditDefaultSwapSellingProtectionMember" xlink:title="definition: CreditDefaultSwapMember to CreditDefaultSwapSellingProtectionMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditDefaultSwapBuyingProtectionMember" xlink:label="CreditDefaultSwapBuyingProtectionMember" xlink:title="CreditDefaultSwapBuyingProtectionMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CreditDefaultSwapMember" xlink:to="CreditDefaultSwapBuyingProtectionMember" xlink:title="definition: CreditDefaultSwapMember to CreditDefaultSwapBuyingProtectionMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MoneyMarketFundsMember" xlink:label="MoneyMarketFundsMember" xlink:title="MoneyMarketFundsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ShortTermInvestmentsMember" xlink:to="MoneyMarketFundsMember" xlink:title="definition: ShortTermInvestmentsMember to MoneyMarketFundsMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetBackedSecuritiesMember" xlink:label="AssetBackedSecuritiesMember" xlink:title="AssetBackedSecuritiesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="FixedIncomeSecuritiesMember" xlink:to="AssetBackedSecuritiesMember" xlink:title="definition: FixedIncomeSecuritiesMember to AssetBackedSecuritiesMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DepositsMember" xlink:label="DepositsMember" xlink:title="DepositsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="FixedIncomeSecuritiesMember" xlink:to="DepositsMember" xlink:title="definition: FixedIncomeSecuritiesMember to DepositsMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommercialPaperMember" xlink:label="CommercialPaperMember" xlink:title="CommercialPaperMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="FixedIncomeSecuritiesMember" xlink:to="CommercialPaperMember" xlink:title="definition: FixedIncomeSecuritiesMember to CommercialPaperMember" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CorporateBondSecuritiesMember" xlink:label="CorporateBondSecuritiesMember" xlink:title="CorporateBondSecuritiesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="FixedIncomeSecuritiesMember" xlink:to="CorporateBondSecuritiesMember" xlink:title="definition: FixedIncomeSecuritiesMember to CorporateBondSecuritiesMember" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_USTreasuryAndGovernmentMember" xlink:label="USTreasuryAndGovernmentMember" xlink:title="USTreasuryAndGovernmentMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="FixedIncomeSecuritiesMember" xlink:to="USTreasuryAndGovernmentMember" xlink:title="definition: FixedIncomeSecuritiesMember to USTreasuryAndGovernmentMember" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PositionAxis" xlink:label="PositionAxis" xlink:title="PositionAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="ScheduleOfInvestmentsTable" xlink:to="PositionAxis" xlink:title="definition: ScheduleOfInvestmentsTable to PositionAxis" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PositionDomain" xlink:label="PositionDomain" xlink:title="PositionDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="PositionAxis" xlink:to="PositionDomain" xlink:title="definition: PositionAxis to PositionDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PositionDomain" xlink:label="PositionDomain_2" xlink:title="PositionDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="PositionAxis" xlink:to="PositionDomain_2" xlink:title="definition: PositionAxis to PositionDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongMember" xlink:label="LongMember" xlink:title="LongMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="PositionDomain" xlink:to="LongMember" xlink:title="definition: PositionDomain to LongMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortMember" xlink:label="ShortMember" xlink:title="ShortMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="PositionDomain" xlink:to="ShortMember" xlink:title="definition: PositionDomain to ShortMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StatementGeographicalAxis" xlink:label="StatementGeographicalAxis" xlink:title="StatementGeographicalAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="ScheduleOfInvestmentsTable" xlink:to="StatementGeographicalAxis" xlink:title="definition: ScheduleOfInvestmentsTable to StatementGeographicalAxis" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_SegmentGeographicalDomain" xlink:label="SegmentGeographicalDomain" xlink:title="SegmentGeographicalDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="StatementGeographicalAxis" xlink:to="SegmentGeographicalDomain" xlink:title="definition: StatementGeographicalAxis to SegmentGeographicalDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_SegmentGeographicalDomain" xlink:label="SegmentGeographicalDomain_2" xlink:title="SegmentGeographicalDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="StatementGeographicalAxis" xlink:to="SegmentGeographicalDomain_2" xlink:title="definition: StatementGeographicalAxis to SegmentGeographicalDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_AU" xlink:label="AU" xlink:title="AU" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="SegmentGeographicalDomain" xlink:to="AU" xlink:title="definition: SegmentGeographicalDomain to AU" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_CA" xlink:label="CA" xlink:title="CA" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="SegmentGeographicalDomain" xlink:to="CA" xlink:title="definition: SegmentGeographicalDomain to CA" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_FR" xlink:label="FR" xlink:title="FR" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="SegmentGeographicalDomain" xlink:to="FR" xlink:title="definition: SegmentGeographicalDomain to FR" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_DE" xlink:label="DE" xlink:title="DE" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="SegmentGeographicalDomain" xlink:to="DE" xlink:title="definition: SegmentGeographicalDomain to DE" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_IE" xlink:label="IE" xlink:title="IE" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="SegmentGeographicalDomain" xlink:to="IE" xlink:title="definition: SegmentGeographicalDomain to IE" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_JP" xlink:label="JP" xlink:title="JP" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="SegmentGeographicalDomain" xlink:to="JP" xlink:title="definition: SegmentGeographicalDomain to JP" order="6.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_NL" xlink:label="NL" xlink:title="NL" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="SegmentGeographicalDomain" xlink:to="NL" xlink:title="definition: SegmentGeographicalDomain to NL" order="7.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_GB" xlink:label="GB" xlink:title="GB" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="SegmentGeographicalDomain" xlink:to="GB" xlink:title="definition: SegmentGeographicalDomain to GB" order="8.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_US" xlink:label="US" xlink:title="US" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="SegmentGeographicalDomain" xlink:to="US" xlink:title="definition: SegmentGeographicalDomain to US" order="9.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquitySecuritiesByIndustryAxis" xlink:label="EquitySecuritiesByIndustryAxis" xlink:title="EquitySecuritiesByIndustryAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="ScheduleOfInvestmentsTable" xlink:to="EquitySecuritiesByIndustryAxis" xlink:title="definition: ScheduleOfInvestmentsTable to EquitySecuritiesByIndustryAxis" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquitySecuritiesIndustryMember" xlink:label="EquitySecuritiesIndustryMember" xlink:title="EquitySecuritiesIndustryMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="EquitySecuritiesByIndustryAxis" xlink:to="EquitySecuritiesIndustryMember" xlink:title="definition: EquitySecuritiesByIndustryAxis to EquitySecuritiesIndustryMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquitySecuritiesIndustryMember" xlink:label="EquitySecuritiesIndustryMember_2" xlink:title="EquitySecuritiesIndustryMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="EquitySecuritiesByIndustryAxis" xlink:to="EquitySecuritiesIndustryMember_2" xlink:title="definition: EquitySecuritiesByIndustryAxis to EquitySecuritiesIndustryMember_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AgriculturalSectorMember" xlink:label="AgriculturalSectorMember" xlink:title="AgriculturalSectorMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EquitySecuritiesIndustryMember" xlink:to="AgriculturalSectorMember" xlink:title="definition: EquitySecuritiesIndustryMember to AgriculturalSectorMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_AutoLoansMember" xlink:label="AutoLoansMember" xlink:title="AutoLoansMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EquitySecuritiesIndustryMember" xlink:to="AutoLoansMember" xlink:title="definition: EquitySecuritiesIndustryMember to AutoLoansMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CommunicationsMember" xlink:label="CommunicationsMember" xlink:title="CommunicationsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EquitySecuritiesIndustryMember" xlink:to="CommunicationsMember" xlink:title="definition: EquitySecuritiesIndustryMember to CommunicationsMember" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_ConsumerDiscretionaryMember" xlink:label="ConsumerDiscretionaryMember" xlink:title="ConsumerDiscretionaryMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EquitySecuritiesIndustryMember" xlink:to="ConsumerDiscretionaryMember" xlink:title="definition: EquitySecuritiesIndustryMember to ConsumerDiscretionaryMember" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_ConsumerStaplesMember" xlink:label="ConsumerStaplesMember" xlink:title="ConsumerStaplesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EquitySecuritiesIndustryMember" xlink:to="ConsumerStaplesMember" xlink:title="definition: EquitySecuritiesIndustryMember to ConsumerStaplesMember" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EnergyRelatedDerivativeMember" xlink:label="EnergyRelatedDerivativeMember" xlink:title="EnergyRelatedDerivativeMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EquitySecuritiesIndustryMember" xlink:to="EnergyRelatedDerivativeMember" xlink:title="definition: EquitySecuritiesIndustryMember to EnergyRelatedDerivativeMember" order="6.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_EquipmentLoansMember" xlink:label="EquipmentLoansMember" xlink:title="EquipmentLoansMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EquitySecuritiesIndustryMember" xlink:to="EquipmentLoansMember" xlink:title="definition: EquitySecuritiesIndustryMember to EquipmentLoansMember" order="7.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancialServicesSectorMember" xlink:label="FinancialServicesSectorMember" xlink:title="FinancialServicesSectorMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EquitySecuritiesIndustryMember" xlink:to="FinancialServicesSectorMember" xlink:title="definition: EquitySecuritiesIndustryMember to FinancialServicesSectorMember" order="8.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HealthcareSectorMember" xlink:label="HealthcareSectorMember" xlink:title="HealthcareSectorMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EquitySecuritiesIndustryMember" xlink:to="HealthcareSectorMember" xlink:title="definition: EquitySecuritiesIndustryMember to HealthcareSectorMember" order="9.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_IndustrialsMember" xlink:label="IndustrialsMember" xlink:title="IndustrialsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EquitySecuritiesIndustryMember" xlink:to="IndustrialsMember" xlink:title="definition: EquitySecuritiesIndustryMember to IndustrialsMember" order="10.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_MaterialsMember" xlink:label="MaterialsMember" xlink:title="MaterialsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EquitySecuritiesIndustryMember" xlink:to="MaterialsMember" xlink:title="definition: EquitySecuritiesIndustryMember to MaterialsMember" order="11.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_MetalContractsMember" xlink:label="MetalContractsMember" xlink:title="MetalContractsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EquitySecuritiesIndustryMember" xlink:to="MetalContractsMember" xlink:title="definition: EquitySecuritiesIndustryMember to MetalContractsMember" order="12.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RealEstateSectorMember" xlink:label="RealEstateSectorMember" xlink:title="RealEstateSectorMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EquitySecuritiesIndustryMember" xlink:to="RealEstateSectorMember" xlink:title="definition: EquitySecuritiesIndustryMember to RealEstateSectorMember" order="13.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_StockIndicesContractsMember" xlink:label="StockIndicesContractsMember" xlink:title="StockIndicesContractsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EquitySecuritiesIndustryMember" xlink:to="StockIndicesContractsMember" xlink:title="definition: EquitySecuritiesIndustryMember to StockIndicesContractsMember" order="14.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TechnologySectorMember" xlink:label="TechnologySectorMember" xlink:title="TechnologySectorMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EquitySecuritiesIndustryMember" xlink:to="TechnologySectorMember" xlink:title="definition: EquitySecuritiesIndustryMember to TechnologySectorMember" order="15.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_UtilitiesMember" xlink:label="UtilitiesMember" xlink:title="UtilitiesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EquitySecuritiesIndustryMember" xlink:to="UtilitiesMember" xlink:title="definition: EquitySecuritiesIndustryMember to UtilitiesMember" order="16.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_USTreasuryBillSecuritiesMember" xlink:label="USTreasuryBillSecuritiesMember" xlink:title="USTreasuryBillSecuritiesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EquitySecuritiesIndustryMember" xlink:to="USTreasuryBillSecuritiesMember" xlink:title="definition: EquitySecuritiesIndustryMember to USTreasuryBillSecuritiesMember" order="17.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_ShortTermInterestRateContractMember" xlink:label="ShortTermInterestRateContractMember" xlink:title="ShortTermInterestRateContractMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EquitySecuritiesIndustryMember" xlink:to="ShortTermInterestRateContractMember" xlink:title="definition: EquitySecuritiesIndustryMember to ShortTermInterestRateContractMember" order="18.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_LongTermInterestRateContractsMember" xlink:label="LongTermInterestRateContractsMember" xlink:title="LongTermInterestRateContractsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EquitySecuritiesIndustryMember" xlink:to="LongTermInterestRateContractsMember" xlink:title="definition: EquitySecuritiesIndustryMember to LongTermInterestRateContractsMember" order="19.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_USTreasuryBillsDue04092026Member" xlink:label="USTreasuryBillsDue04092026Member" xlink:title="USTreasuryBillsDue04092026Member" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="USTreasuryBillSecuritiesMember" xlink:to="USTreasuryBillsDue04092026Member" xlink:title="definition: USTreasuryBillSecuritiesMember to USTreasuryBillsDue04092026Member" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_USTreasuryBillsDue05072026Member" xlink:label="USTreasuryBillsDue05072026Member" xlink:title="USTreasuryBillsDue05072026Member" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="USTreasuryBillSecuritiesMember" xlink:to="USTreasuryBillsDue05072026Member" xlink:title="definition: USTreasuryBillSecuritiesMember to USTreasuryBillsDue05072026Member" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_USTreasuryBillsDue05142026Member" xlink:label="USTreasuryBillsDue05142026Member" xlink:title="USTreasuryBillsDue05142026Member" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="USTreasuryBillSecuritiesMember" xlink:to="USTreasuryBillsDue05142026Member" xlink:title="definition: USTreasuryBillSecuritiesMember to USTreasuryBillsDue05142026Member" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_USTreasuryBillsDue06042026Member" xlink:label="USTreasuryBillsDue06042026Member" xlink:title="USTreasuryBillsDue06042026Member" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="USTreasuryBillSecuritiesMember" xlink:to="USTreasuryBillsDue06042026Member" xlink:title="definition: USTreasuryBillSecuritiesMember to USTreasuryBillsDue06042026Member" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_USTreasuryBillsDue01082026Member" xlink:label="USTreasuryBillsDue01082026Member" xlink:title="USTreasuryBillsDue01082026Member" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="USTreasuryBillSecuritiesMember" xlink:to="USTreasuryBillsDue01082026Member" xlink:title="definition: USTreasuryBillSecuritiesMember to USTreasuryBillsDue01082026Member" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_USTreasuryBillsDue02052026Member" xlink:label="USTreasuryBillsDue02052026Member" xlink:title="USTreasuryBillsDue02052026Member" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="USTreasuryBillSecuritiesMember" xlink:to="USTreasuryBillsDue02052026Member" xlink:title="definition: USTreasuryBillSecuritiesMember to USTreasuryBillsDue02052026Member" order="6.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_USTreasuryBillsDue03052026Member" xlink:label="USTreasuryBillsDue03052026Member" xlink:title="USTreasuryBillsDue03052026Member" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="USTreasuryBillSecuritiesMember" xlink:to="USTreasuryBillsDue03052026Member" xlink:title="definition: USTreasuryBillSecuritiesMember to USTreasuryBillsDue03052026Member" order="7.0" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/CondensedScheduleOfInvestmentsParenthetical">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfInvestmentsLineItems" xlink:label="ScheduleOfInvestmentsLineItems" xlink:title="ScheduleOfInvestmentsLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentOwnedBalanceAbstract" xlink:label="InvestmentOwnedBalanceAbstract" xlink:title="InvestmentOwnedBalanceAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ScheduleOfInvestmentsLineItems" xlink:to="InvestmentOwnedBalanceAbstract" xlink:title="definition: ScheduleOfInvestmentsLineItems to InvestmentOwnedBalanceAbstract" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentOwnedAtCost" xlink:label="InvestmentOwnedAtCost" xlink:title="InvestmentOwnedAtCost" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ScheduleOfInvestmentsLineItems" xlink:to="InvestmentOwnedAtCost" xlink:title="definition: ScheduleOfInvestmentsLineItems to InvestmentOwnedAtCost" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentOwnedUnderlyingFaceAmountAtMarketValue" xlink:label="InvestmentOwnedUnderlyingFaceAmountAtMarketValue" xlink:title="InvestmentOwnedUnderlyingFaceAmountAtMarketValue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ScheduleOfInvestmentsLineItems" xlink:to="InvestmentOwnedUnderlyingFaceAmountAtMarketValue" xlink:title="definition: ScheduleOfInvestmentsLineItems to InvestmentOwnedUnderlyingFaceAmountAtMarketValue" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentMaturityDate" xlink:label="InvestmentMaturityDate" xlink:title="InvestmentMaturityDate" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ScheduleOfInvestmentsLineItems" xlink:to="InvestmentMaturityDate" xlink:title="definition: ScheduleOfInvestmentsLineItems to InvestmentMaturityDate" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_UsTreasuryBillsDepositedWithFuturesBrokersAtFairValue" xlink:label="UsTreasuryBillsDepositedWithFuturesBrokersAtFairValue" xlink:title="UsTreasuryBillsDepositedWithFuturesBrokersAtFairValue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ScheduleOfInvestmentsLineItems" xlink:to="UsTreasuryBillsDepositedWithFuturesBrokersAtFairValue" xlink:title="definition: ScheduleOfInvestmentsLineItems to UsTreasuryBillsDepositedWithFuturesBrokersAtFairValue" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherPayablesToBrokerDealersAndClearingOrganizations" xlink:label="OtherPayablesToBrokerDealersAndClearingOrganizations" xlink:title="OtherPayablesToBrokerDealersAndClearingOrganizations" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ScheduleOfInvestmentsLineItems" xlink:to="OtherPayablesToBrokerDealersAndClearingOrganizations" xlink:title="definition: ScheduleOfInvestmentsLineItems to OtherPayablesToBrokerDealersAndClearingOrganizations" order="6.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ReceivablesFromClearingOrganizations" xlink:label="ReceivablesFromClearingOrganizations" xlink:title="ReceivablesFromClearingOrganizations" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ScheduleOfInvestmentsLineItems" xlink:to="ReceivablesFromClearingOrganizations" xlink:title="definition: ScheduleOfInvestmentsLineItems to ReceivablesFromClearingOrganizations" order="7.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfInvestmentsTable" xlink:label="ScheduleOfInvestmentsTable" xlink:title="ScheduleOfInvestmentsTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="ScheduleOfInvestmentsLineItems" xlink:to="ScheduleOfInvestmentsTable" xlink:title="definition: ScheduleOfInvestmentsLineItems to ScheduleOfInvestmentsTable" order="8.0" t1:closed="true" t1:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentTypeAxis" xlink:label="InvestmentTypeAxis" xlink:title="InvestmentTypeAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="ScheduleOfInvestmentsTable" xlink:to="InvestmentTypeAxis" xlink:title="definition: ScheduleOfInvestmentsTable to InvestmentTypeAxis" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentTypeCategorizationMember" xlink:label="InvestmentTypeCategorizationMember" xlink:title="InvestmentTypeCategorizationMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="InvestmentTypeAxis" xlink:to="InvestmentTypeCategorizationMember" xlink:title="definition: InvestmentTypeAxis to InvestmentTypeCategorizationMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentTypeCategorizationMember" xlink:label="InvestmentTypeCategorizationMember_2" xlink:title="InvestmentTypeCategorizationMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="InvestmentTypeAxis" xlink:to="InvestmentTypeCategorizationMember_2" xlink:title="definition: InvestmentTypeAxis to InvestmentTypeCategorizationMember_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FixedIncomeSecuritiesMember" xlink:label="FixedIncomeSecuritiesMember" xlink:title="FixedIncomeSecuritiesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="InvestmentTypeCategorizationMember" xlink:to="FixedIncomeSecuritiesMember" xlink:title="definition: InvestmentTypeCategorizationMember to FixedIncomeSecuritiesMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortTermInvestmentsMember" xlink:label="ShortTermInvestmentsMember" xlink:title="ShortTermInvestmentsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="InvestmentTypeCategorizationMember" xlink:to="ShortTermInvestmentsMember" xlink:title="definition: InvestmentTypeCategorizationMember to ShortTermInvestmentsMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditDefaultSwapMember" xlink:label="CreditDefaultSwapMember" xlink:title="CreditDefaultSwapMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="InvestmentTypeCategorizationMember" xlink:to="CreditDefaultSwapMember" xlink:title="definition: InvestmentTypeCategorizationMember to CreditDefaultSwapMember" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestRateSwapMember" xlink:label="InterestRateSwapMember" xlink:title="InterestRateSwapMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="InvestmentTypeCategorizationMember" xlink:to="InterestRateSwapMember" xlink:title="definition: InvestmentTypeCategorizationMember to InterestRateSwapMember" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_ReceiveFixedInterestRateMember" xlink:label="ReceiveFixedInterestRateMember" xlink:title="ReceiveFixedInterestRateMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="InterestRateSwapMember" xlink:to="ReceiveFixedInterestRateMember" xlink:title="definition: InterestRateSwapMember to ReceiveFixedInterestRateMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_PayFixedInterestRateMember" xlink:label="PayFixedInterestRateMember" xlink:title="PayFixedInterestRateMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="InterestRateSwapMember" xlink:to="PayFixedInterestRateMember" xlink:title="definition: InterestRateSwapMember to PayFixedInterestRateMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditDefaultSwapSellingProtectionMember" xlink:label="CreditDefaultSwapSellingProtectionMember" xlink:title="CreditDefaultSwapSellingProtectionMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CreditDefaultSwapMember" xlink:to="CreditDefaultSwapSellingProtectionMember" xlink:title="definition: CreditDefaultSwapMember to CreditDefaultSwapSellingProtectionMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditDefaultSwapBuyingProtectionMember" xlink:label="CreditDefaultSwapBuyingProtectionMember" xlink:title="CreditDefaultSwapBuyingProtectionMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CreditDefaultSwapMember" xlink:to="CreditDefaultSwapBuyingProtectionMember" xlink:title="definition: CreditDefaultSwapMember to CreditDefaultSwapBuyingProtectionMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MoneyMarketFundsMember" xlink:label="MoneyMarketFundsMember" xlink:title="MoneyMarketFundsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ShortTermInvestmentsMember" xlink:to="MoneyMarketFundsMember" xlink:title="definition: ShortTermInvestmentsMember to MoneyMarketFundsMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetBackedSecuritiesMember" xlink:label="AssetBackedSecuritiesMember" xlink:title="AssetBackedSecuritiesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="FixedIncomeSecuritiesMember" xlink:to="AssetBackedSecuritiesMember" xlink:title="definition: FixedIncomeSecuritiesMember to AssetBackedSecuritiesMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DepositsMember" xlink:label="DepositsMember" xlink:title="DepositsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="FixedIncomeSecuritiesMember" xlink:to="DepositsMember" xlink:title="definition: FixedIncomeSecuritiesMember to DepositsMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommercialPaperMember" xlink:label="CommercialPaperMember" xlink:title="CommercialPaperMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="FixedIncomeSecuritiesMember" xlink:to="CommercialPaperMember" xlink:title="definition: FixedIncomeSecuritiesMember to CommercialPaperMember" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CorporateBondSecuritiesMember" xlink:label="CorporateBondSecuritiesMember" xlink:title="CorporateBondSecuritiesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="FixedIncomeSecuritiesMember" xlink:to="CorporateBondSecuritiesMember" xlink:title="definition: FixedIncomeSecuritiesMember to CorporateBondSecuritiesMember" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_USTreasuryAndGovernmentMember" xlink:label="USTreasuryAndGovernmentMember" xlink:title="USTreasuryAndGovernmentMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="FixedIncomeSecuritiesMember" xlink:to="USTreasuryAndGovernmentMember" xlink:title="definition: FixedIncomeSecuritiesMember to USTreasuryAndGovernmentMember" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StatementGeographicalAxis" xlink:label="StatementGeographicalAxis" xlink:title="StatementGeographicalAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="ScheduleOfInvestmentsTable" xlink:to="StatementGeographicalAxis" xlink:title="definition: ScheduleOfInvestmentsTable to StatementGeographicalAxis" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_SegmentGeographicalDomain" xlink:label="SegmentGeographicalDomain" xlink:title="SegmentGeographicalDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="StatementGeographicalAxis" xlink:to="SegmentGeographicalDomain" xlink:title="definition: StatementGeographicalAxis to SegmentGeographicalDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_SegmentGeographicalDomain" xlink:label="SegmentGeographicalDomain_2" xlink:title="SegmentGeographicalDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="StatementGeographicalAxis" xlink:to="SegmentGeographicalDomain_2" xlink:title="definition: StatementGeographicalAxis to SegmentGeographicalDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_AU" xlink:label="AU" xlink:title="AU" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="SegmentGeographicalDomain" xlink:to="AU" xlink:title="definition: SegmentGeographicalDomain to AU" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_CA" xlink:label="CA" xlink:title="CA" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="SegmentGeographicalDomain" xlink:to="CA" xlink:title="definition: SegmentGeographicalDomain to CA" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_FR" xlink:label="FR" xlink:title="FR" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="SegmentGeographicalDomain" xlink:to="FR" xlink:title="definition: SegmentGeographicalDomain to FR" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_DE" xlink:label="DE" xlink:title="DE" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="SegmentGeographicalDomain" xlink:to="DE" xlink:title="definition: SegmentGeographicalDomain to DE" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_IE" xlink:label="IE" xlink:title="IE" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="SegmentGeographicalDomain" xlink:to="IE" xlink:title="definition: SegmentGeographicalDomain to IE" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_JP" xlink:label="JP" xlink:title="JP" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="SegmentGeographicalDomain" xlink:to="JP" xlink:title="definition: SegmentGeographicalDomain to JP" order="6.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_NL" xlink:label="NL" xlink:title="NL" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="SegmentGeographicalDomain" xlink:to="NL" xlink:title="definition: SegmentGeographicalDomain to NL" order="7.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_GB" xlink:label="GB" xlink:title="GB" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="SegmentGeographicalDomain" xlink:to="GB" xlink:title="definition: SegmentGeographicalDomain to GB" order="8.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_US" xlink:label="US" xlink:title="US" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="SegmentGeographicalDomain" xlink:to="US" xlink:title="definition: SegmentGeographicalDomain to US" order="9.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquitySecuritiesByIndustryAxis" xlink:label="EquitySecuritiesByIndustryAxis" xlink:title="EquitySecuritiesByIndustryAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="ScheduleOfInvestmentsTable" xlink:to="EquitySecuritiesByIndustryAxis" xlink:title="definition: ScheduleOfInvestmentsTable to EquitySecuritiesByIndustryAxis" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquitySecuritiesIndustryMember" xlink:label="EquitySecuritiesIndustryMember" xlink:title="EquitySecuritiesIndustryMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="EquitySecuritiesByIndustryAxis" xlink:to="EquitySecuritiesIndustryMember" xlink:title="definition: EquitySecuritiesByIndustryAxis to EquitySecuritiesIndustryMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquitySecuritiesIndustryMember" xlink:label="EquitySecuritiesIndustryMember_2" xlink:title="EquitySecuritiesIndustryMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="EquitySecuritiesByIndustryAxis" xlink:to="EquitySecuritiesIndustryMember_2" xlink:title="definition: EquitySecuritiesByIndustryAxis to EquitySecuritiesIndustryMember_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_ConsumerDiscretionaryMember" xlink:label="ConsumerDiscretionaryMember" xlink:title="ConsumerDiscretionaryMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EquitySecuritiesIndustryMember" xlink:to="ConsumerDiscretionaryMember" xlink:title="definition: EquitySecuritiesIndustryMember to ConsumerDiscretionaryMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancialServicesSectorMember" xlink:label="FinancialServicesSectorMember" xlink:title="FinancialServicesSectorMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EquitySecuritiesIndustryMember" xlink:to="FinancialServicesSectorMember" xlink:title="definition: EquitySecuritiesIndustryMember to FinancialServicesSectorMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_IndustrialsMember" xlink:label="IndustrialsMember" xlink:title="IndustrialsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EquitySecuritiesIndustryMember" xlink:to="IndustrialsMember" xlink:title="definition: EquitySecuritiesIndustryMember to IndustrialsMember" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_USTreasuryBillSecuritiesMember" xlink:label="USTreasuryBillSecuritiesMember" xlink:title="USTreasuryBillSecuritiesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="EquitySecuritiesIndustryMember" xlink:to="USTreasuryBillSecuritiesMember" xlink:title="definition: EquitySecuritiesIndustryMember to USTreasuryBillSecuritiesMember" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_USTreasuryBillsDue04092026Member" xlink:label="USTreasuryBillsDue04092026Member" xlink:title="USTreasuryBillsDue04092026Member" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="USTreasuryBillSecuritiesMember" xlink:to="USTreasuryBillsDue04092026Member" xlink:title="definition: USTreasuryBillSecuritiesMember to USTreasuryBillsDue04092026Member" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_USTreasuryBillsDue05072026Member" xlink:label="USTreasuryBillsDue05072026Member" xlink:title="USTreasuryBillsDue05072026Member" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="USTreasuryBillSecuritiesMember" xlink:to="USTreasuryBillsDue05072026Member" xlink:title="definition: USTreasuryBillSecuritiesMember to USTreasuryBillsDue05072026Member" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_USTreasuryBillsDue05142026Member" xlink:label="USTreasuryBillsDue05142026Member" xlink:title="USTreasuryBillsDue05142026Member" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="USTreasuryBillSecuritiesMember" xlink:to="USTreasuryBillsDue05142026Member" xlink:title="definition: USTreasuryBillSecuritiesMember to USTreasuryBillsDue05142026Member" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_USTreasuryBillsDue06042026Member" xlink:label="USTreasuryBillsDue06042026Member" xlink:title="USTreasuryBillsDue06042026Member" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="USTreasuryBillSecuritiesMember" xlink:to="USTreasuryBillsDue06042026Member" xlink:title="definition: USTreasuryBillSecuritiesMember to USTreasuryBillsDue06042026Member" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_USTreasuryBillsDue01082026Member" xlink:label="USTreasuryBillsDue01082026Member" xlink:title="USTreasuryBillsDue01082026Member" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="USTreasuryBillSecuritiesMember" xlink:to="USTreasuryBillsDue01082026Member" xlink:title="definition: USTreasuryBillSecuritiesMember to USTreasuryBillsDue01082026Member" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_USTreasuryBillsDue02052026Member" xlink:label="USTreasuryBillsDue02052026Member" xlink:title="USTreasuryBillsDue02052026Member" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="USTreasuryBillSecuritiesMember" xlink:to="USTreasuryBillsDue02052026Member" xlink:title="definition: USTreasuryBillSecuritiesMember to USTreasuryBillsDue02052026Member" order="6.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_USTreasuryBillsDue03052026Member" xlink:label="USTreasuryBillsDue03052026Member" xlink:title="USTreasuryBillsDue03052026Member" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="USTreasuryBillSecuritiesMember" xlink:to="USTreasuryBillsDue03052026Member" xlink:title="definition: USTreasuryBillSecuritiesMember to USTreasuryBillsDue03052026Member" order="7.0" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/StatementsOfFinancialCondition">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="StatementLineItems" xlink:title="StatementLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsAbstract" xlink:label="AssetsAbstract" xlink:title="AssetsAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="AssetsAbstract" xlink:title="definition: StatementLineItems to AssetsAbstract" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesAbstract" xlink:label="LiabilitiesAbstract" xlink:title="LiabilitiesAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="LiabilitiesAbstract" xlink:title="definition: StatementLineItems to LiabilitiesAbstract" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PartnersCapitalAbstract" xlink:label="PartnersCapitalAbstract" xlink:title="PartnersCapitalAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="PartnersCapitalAbstract" xlink:title="definition: StatementLineItems to PartnersCapitalAbstract" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="LiabilitiesAndStockholdersEquity" xlink:title="LiabilitiesAndStockholdersEquity" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="LiabilitiesAndStockholdersEquity" xlink:title="definition: StatementLineItems to LiabilitiesAndStockholdersEquity" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LimitedPartnersCapitalAccount" xlink:label="LimitedPartnersCapitalAccount" xlink:title="LimitedPartnersCapitalAccount" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="LimitedPartnersCapitalAccount" xlink:title="definition: StatementLineItems to LimitedPartnersCapitalAccount" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PartnersCapital" xlink:label="PartnersCapital" xlink:title="PartnersCapital" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="PartnersCapital" xlink:title="definition: StatementLineItems to PartnersCapital" order="6.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_RedemptionsPayable" xlink:label="RedemptionsPayable" xlink:title="RedemptionsPayable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="RedemptionsPayable" xlink:title="definition: StatementLineItems to RedemptionsPayable" order="7.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ManagementFeePayable" xlink:label="ManagementFeePayable" xlink:title="ManagementFeePayable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="ManagementFeePayable" xlink:title="definition: StatementLineItems to ManagementFeePayable" order="8.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CashDeficitAtSwapsBroker" xlink:label="CashDeficitAtSwapsBroker" xlink:title="CashDeficitAtSwapsBroker" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="CashDeficitAtSwapsBroker" xlink:title="definition: StatementLineItems to CashDeficitAtSwapsBroker" order="9.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccruedSalesCommissionCurrentAndNoncurrent" xlink:label="AccruedSalesCommissionCurrentAndNoncurrent" xlink:title="AccruedSalesCommissionCurrentAndNoncurrent" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="AccruedSalesCommissionCurrentAndNoncurrent" xlink:title="definition: StatementLineItems to AccruedSalesCommissionCurrentAndNoncurrent" order="10.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsPayableTradeCurrentAndNoncurrent" xlink:label="AccountsPayableTradeCurrentAndNoncurrent" xlink:title="AccountsPayableTradeCurrentAndNoncurrent" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="AccountsPayableTradeCurrentAndNoncurrent" xlink:title="definition: StatementLineItems to AccountsPayableTradeCurrentAndNoncurrent" order="11.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditRiskDerivativeLiabilitiesAtFairValue" xlink:label="CreditRiskDerivativeLiabilitiesAtFairValue" xlink:title="CreditRiskDerivativeLiabilitiesAtFairValue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="CreditRiskDerivativeLiabilitiesAtFairValue" xlink:title="definition: StatementLineItems to CreditRiskDerivativeLiabilitiesAtFairValue" order="12.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_OfferingCostsPayable" xlink:label="OfferingCostsPayable" xlink:title="OfferingCostsPayable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="OfferingCostsPayable" xlink:title="definition: StatementLineItems to OfferingCostsPayable" order="13.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestRateDerivativeLiabilitiesAtFairValue" xlink:label="InterestRateDerivativeLiabilitiesAtFairValue" xlink:title="InterestRateDerivativeLiabilitiesAtFairValue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="InterestRateDerivativeLiabilitiesAtFairValue" xlink:title="definition: StatementLineItems to InterestRateDerivativeLiabilitiesAtFairValue" order="14.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_PayableToSwapsBroker" xlink:label="PayableToSwapsBroker" xlink:title="PayableToSwapsBroker" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="PayableToSwapsBroker" xlink:title="definition: StatementLineItems to PayableToSwapsBroker" order="15.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommissionsPayableToBrokerDealersAndClearingOrganizations" xlink:label="CommissionsPayableToBrokerDealersAndClearingOrganizations" xlink:title="CommissionsPayableToBrokerDealersAndClearingOrganizations" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="CommissionsPayableToBrokerDealersAndClearingOrganizations" xlink:title="definition: StatementLineItems to CommissionsPayableToBrokerDealersAndClearingOrganizations" order="16.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Liabilities" xlink:label="Liabilities" xlink:title="Liabilities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="Liabilities" xlink:title="definition: StatementLineItems to Liabilities" order="17.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_EquityInFuturesBrokerTradingAccountsAbstract" xlink:label="EquityInFuturesBrokerTradingAccountsAbstract" xlink:title="EquityInFuturesBrokerTradingAccountsAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="EquityInFuturesBrokerTradingAccountsAbstract" xlink:title="definition: StatementLineItems to EquityInFuturesBrokerTradingAccountsAbstract" order="18.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="CashAndCashEquivalentsAtCarryingValue" xlink:title="CashAndCashEquivalentsAtCarryingValue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="CashAndCashEquivalentsAtCarryingValue" xlink:title="definition: StatementLineItems to CashAndCashEquivalentsAtCarryingValue" order="19.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CashAtInterbankMarketMaker" xlink:label="CashAtInterbankMarketMaker" xlink:title="CashAtInterbankMarketMaker" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="CashAtInterbankMarketMaker" xlink:title="definition: StatementLineItems to CashAtInterbankMarketMaker" order="20.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_RestrictedCashAtInterbankMarketMaker" xlink:label="RestrictedCashAtInterbankMarketMaker" xlink:title="RestrictedCashAtInterbankMarketMaker" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="RestrictedCashAtInterbankMarketMaker" xlink:title="definition: StatementLineItems to RestrictedCashAtInterbankMarketMaker" order="21.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_ShortTermInvestmentsAtFairValue" xlink:label="ShortTermInvestmentsAtFairValue" xlink:title="ShortTermInvestmentsAtFairValue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="ShortTermInvestmentsAtFairValue" xlink:title="definition: StatementLineItems to ShortTermInvestmentsAtFairValue" order="22.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CashAtSwapsBroker" xlink:label="CashAtSwapsBroker" xlink:title="CashAtSwapsBroker" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="CashAtSwapsBroker" xlink:title="definition: StatementLineItems to CashAtSwapsBroker" order="23.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_RestrictedCashAtSwapsBroker" xlink:label="RestrictedCashAtSwapsBroker" xlink:title="RestrictedCashAtSwapsBroker" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="RestrictedCashAtSwapsBroker" xlink:title="definition: StatementLineItems to RestrictedCashAtSwapsBroker" order="24.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_FixedIncomeSecurities" xlink:label="FixedIncomeSecurities" xlink:title="FixedIncomeSecurities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="FixedIncomeSecurities" xlink:title="definition: StatementLineItems to FixedIncomeSecurities" order="25.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestRateDerivativeAssetsAtFairValue" xlink:label="InterestRateDerivativeAssetsAtFairValue" xlink:title="InterestRateDerivativeAssetsAtFairValue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="InterestRateDerivativeAssetsAtFairValue" xlink:title="definition: StatementLineItems to InterestRateDerivativeAssetsAtFairValue" order="26.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_ReceivableFromSwapsBroker" xlink:label="ReceivableFromSwapsBroker" xlink:title="ReceivableFromSwapsBroker" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="ReceivableFromSwapsBroker" xlink:title="definition: StatementLineItems to ReceivableFromSwapsBroker" order="27.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_NetUnrealizedGainOnOpenForwardCurrencyContracts" xlink:label="NetUnrealizedGainOnOpenForwardCurrencyContracts" xlink:title="NetUnrealizedGainOnOpenForwardCurrencyContracts" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="NetUnrealizedGainOnOpenForwardCurrencyContracts" xlink:title="definition: StatementLineItems to NetUnrealizedGainOnOpenForwardCurrencyContracts" order="28.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestReceivable" xlink:label="InterestReceivable" xlink:title="InterestReceivable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="InterestReceivable" xlink:title="definition: StatementLineItems to InterestReceivable" order="29.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_SubscriptionsReceivable" xlink:label="SubscriptionsReceivable" xlink:title="SubscriptionsReceivable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="SubscriptionsReceivable" xlink:title="definition: StatementLineItems to SubscriptionsReceivable" order="30.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Assets" xlink:label="Assets" xlink:title="Assets" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="Assets" xlink:title="definition: StatementLineItems to Assets" order="31.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CashInFuturesBrokersTradingAccounts" xlink:label="CashInFuturesBrokersTradingAccounts" xlink:title="CashInFuturesBrokersTradingAccounts" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="CashInFuturesBrokersTradingAccounts" xlink:title="definition: StatementLineItems to CashInFuturesBrokersTradingAccounts" order="32.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_FixedIncomeSecuritiesInFuturesBrokersTradingAccounts" xlink:label="FixedIncomeSecuritiesInFuturesBrokersTradingAccounts" xlink:title="FixedIncomeSecuritiesInFuturesBrokersTradingAccounts" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="FixedIncomeSecuritiesInFuturesBrokersTradingAccounts" xlink:title="definition: StatementLineItems to FixedIncomeSecuritiesInFuturesBrokersTradingAccounts" order="33.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_NetUnrealizedGainLossOnOpenFuturesContracts" xlink:label="NetUnrealizedGainLossOnOpenFuturesContracts" xlink:title="NetUnrealizedGainLossOnOpenFuturesContracts" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="NetUnrealizedGainLossOnOpenFuturesContracts" xlink:title="definition: StatementLineItems to NetUnrealizedGainLossOnOpenFuturesContracts" order="34.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_EquityInFuturesBrokerTradingAccounts" xlink:label="EquityInFuturesBrokerTradingAccounts" xlink:title="EquityInFuturesBrokerTradingAccounts" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="EquityInFuturesBrokerTradingAccounts" xlink:title="definition: StatementLineItems to EquityInFuturesBrokerTradingAccounts" order="35.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="StatementTable" xlink:title="StatementTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="StatementLineItems" xlink:to="StatementTable" xlink:title="definition: StatementLineItems to StatementTable" order="36.0" t1:closed="true" t1:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitsByClassAxis" xlink:label="CapitalUnitsByClassAxis" xlink:title="CapitalUnitsByClassAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="StatementTable" xlink:to="CapitalUnitsByClassAxis" xlink:title="definition: StatementTable to CapitalUnitsByClassAxis" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassDomain" xlink:label="CapitalUnitClassDomain" xlink:title="CapitalUnitClassDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="CapitalUnitsByClassAxis" xlink:to="CapitalUnitClassDomain" xlink:title="definition: CapitalUnitsByClassAxis to CapitalUnitClassDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassDomain" xlink:label="CapitalUnitClassDomain_2" xlink:title="CapitalUnitClassDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="CapitalUnitsByClassAxis" xlink:to="CapitalUnitClassDomain_2" xlink:title="definition: CapitalUnitsByClassAxis to CapitalUnitClassDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassAMember" xlink:label="CapitalUnitClassAMember" xlink:title="CapitalUnitClassAMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassAMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassAMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassBMember" xlink:label="CapitalUnitClassBMember" xlink:title="CapitalUnitClassBMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassBMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassBMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CapitalUnitClassDMember" xlink:label="CapitalUnitClassDMember" xlink:title="CapitalUnitClassDMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassDMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassDMember" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CapitalUnitClassWMember" xlink:label="CapitalUnitClassWMember" xlink:title="CapitalUnitClassWMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassWMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassWMember" order="4.0" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/StatementsOfFinancialConditionParenthetical">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="StatementLineItems" xlink:title="StatementLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsAbstract" xlink:label="AssetsAbstract" xlink:title="AssetsAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="AssetsAbstract" xlink:title="definition: StatementLineItems to AssetsAbstract" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesAbstract" xlink:label="LiabilitiesAbstract" xlink:title="LiabilitiesAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="LiabilitiesAbstract" xlink:title="definition: StatementLineItems to LiabilitiesAbstract" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_UnitholdersCapitalNetAssetValueAbstract" xlink:label="UnitholdersCapitalNetAssetValueAbstract" xlink:title="UnitholdersCapitalNetAssetValueAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="UnitholdersCapitalNetAssetValueAbstract" xlink:title="definition: StatementLineItems to UnitholdersCapitalNetAssetValueAbstract" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LimitedPartnersCapitalAccountUnitsOutstanding" xlink:label="LimitedPartnersCapitalAccountUnitsOutstanding" xlink:title="LimitedPartnersCapitalAccountUnitsOutstanding" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="LimitedPartnersCapitalAccountUnitsOutstanding" xlink:title="definition: StatementLineItems to LimitedPartnersCapitalAccountUnitsOutstanding" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_EquityInFuturesBrokerTradingAccountsAbstract" xlink:label="EquityInFuturesBrokerTradingAccountsAbstract" xlink:title="EquityInFuturesBrokerTradingAccountsAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="EquityInFuturesBrokerTradingAccountsAbstract" xlink:title="definition: StatementLineItems to EquityInFuturesBrokerTradingAccountsAbstract" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_ShortTermInvestmentsAtCost" xlink:label="ShortTermInvestmentsAtCost" xlink:title="ShortTermInvestmentsAtCost" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="ShortTermInvestmentsAtCost" xlink:title="definition: StatementLineItems to ShortTermInvestmentsAtCost" order="6.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_FixedIncomeSecuritiesAtCost" xlink:label="FixedIncomeSecuritiesAtCost" xlink:title="FixedIncomeSecuritiesAtCost" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="FixedIncomeSecuritiesAtCost" xlink:title="definition: StatementLineItems to FixedIncomeSecuritiesAtCost" order="7.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_FixedIncomeSecuritiesHeldInFuturesBrokerTradingAccountsAtCost" xlink:label="FixedIncomeSecuritiesHeldInFuturesBrokerTradingAccountsAtCost" xlink:title="FixedIncomeSecuritiesHeldInFuturesBrokerTradingAccountsAtCost" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="FixedIncomeSecuritiesHeldInFuturesBrokerTradingAccountsAtCost" xlink:title="definition: StatementLineItems to FixedIncomeSecuritiesHeldInFuturesBrokerTradingAccountsAtCost" order="8.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="StatementTable" xlink:title="StatementTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="StatementLineItems" xlink:to="StatementTable" xlink:title="definition: StatementLineItems to StatementTable" order="9.0" t1:closed="true" t1:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitsByClassAxis" xlink:label="CapitalUnitsByClassAxis" xlink:title="CapitalUnitsByClassAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="StatementTable" xlink:to="CapitalUnitsByClassAxis" xlink:title="definition: StatementTable to CapitalUnitsByClassAxis" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassDomain" xlink:label="CapitalUnitClassDomain" xlink:title="CapitalUnitClassDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="CapitalUnitsByClassAxis" xlink:to="CapitalUnitClassDomain" xlink:title="definition: CapitalUnitsByClassAxis to CapitalUnitClassDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassDomain" xlink:label="CapitalUnitClassDomain_2" xlink:title="CapitalUnitClassDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="CapitalUnitsByClassAxis" xlink:to="CapitalUnitClassDomain_2" xlink:title="definition: CapitalUnitsByClassAxis to CapitalUnitClassDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassAMember" xlink:label="CapitalUnitClassAMember" xlink:title="CapitalUnitClassAMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassAMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassAMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassBMember" xlink:label="CapitalUnitClassBMember" xlink:title="CapitalUnitClassBMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassBMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassBMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CapitalUnitClassDMember" xlink:label="CapitalUnitClassDMember" xlink:title="CapitalUnitClassDMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassDMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassDMember" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CapitalUnitClassWMember" xlink:label="CapitalUnitClassWMember" xlink:title="CapitalUnitClassWMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassWMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassWMember" order="4.0" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/StatementsOfOperations">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="StatementLineItems" xlink:title="StatementLineItems" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_TradingGainsLossesAbstract" xlink:label="TradingGainsLossesAbstract" xlink:title="TradingGainsLossesAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="TradingGainsLossesAbstract" xlink:title="definition: StatementLineItems to TradingGainsLossesAbstract" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIncomeNetAbstract" xlink:label="InvestmentIncomeNetAbstract" xlink:title="InvestmentIncomeNetAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="InvestmentIncomeNetAbstract" xlink:title="definition: StatementLineItems to InvestmentIncomeNetAbstract" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss" xlink:label="NetIncomeLoss" xlink:title="NetIncomeLoss" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="NetIncomeLoss" xlink:title="definition: StatementLineItems to NetIncomeLoss" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLossPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasicAbstract" xlink:label="NetIncomeLossPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasicAbstract" xlink:title="NetIncomeLossPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasicAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="NetIncomeLossPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasicAbstract" xlink:title="definition: StatementLineItems to NetIncomeLossPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasicAbstract" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLossPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasic" xlink:label="NetIncomeLossPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasic" xlink:title="NetIncomeLossPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasic" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="NetIncomeLossPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasic" xlink:title="definition: StatementLineItems to NetIncomeLossPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasic" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_IncreaseDecreaseInNetAssetValuePerGeneralPartnerAndLimitedPartnerUnit" xlink:label="IncreaseDecreaseInNetAssetValuePerGeneralPartnerAndLimitedPartnerUnit" xlink:title="IncreaseDecreaseInNetAssetValuePerGeneralPartnerAndLimitedPartnerUnit" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="IncreaseDecreaseInNetAssetValuePerGeneralPartnerAndLimitedPartnerUnit" xlink:title="definition: StatementLineItems to IncreaseDecreaseInNetAssetValuePerGeneralPartnerAndLimitedPartnerUnit" order="6.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageLimitedPartnershipAndGeneralPartnershipUnitsOutstandingBasic" xlink:label="WeightedAverageLimitedPartnershipAndGeneralPartnershipUnitsOutstandingBasic" xlink:title="WeightedAverageLimitedPartnershipAndGeneralPartnershipUnitsOutstandingBasic" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="WeightedAverageLimitedPartnershipAndGeneralPartnershipUnitsOutstandingBasic" xlink:title="definition: StatementLineItems to WeightedAverageLimitedPartnershipAndGeneralPartnershipUnitsOutstandingBasic" order="7.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_InvestmentIncomeLossAbstract" xlink:label="InvestmentIncomeLossAbstract" xlink:title="InvestmentIncomeLossAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="InvestmentIncomeLossAbstract" xlink:title="definition: StatementLineItems to InvestmentIncomeLossAbstract" order="8.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingExpensesAbstract" xlink:label="OperatingExpensesAbstract" xlink:title="OperatingExpensesAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="OperatingExpensesAbstract" xlink:title="definition: StatementLineItems to OperatingExpensesAbstract" order="9.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIncomeNet" xlink:label="InvestmentIncomeNet" xlink:title="InvestmentIncomeNet" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="InvestmentIncomeNet" xlink:title="definition: StatementLineItems to InvestmentIncomeNet" order="10.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_ManagementFeesExpense" xlink:label="ManagementFeesExpense" xlink:title="ManagementFeesExpense" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="ManagementFeesExpense" xlink:title="definition: StatementLineItems to ManagementFeesExpense" order="11.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_SalesCommissions" xlink:label="SalesCommissions" xlink:title="SalesCommissions" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="SalesCommissions" xlink:title="definition: StatementLineItems to SalesCommissions" order="12.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_PerformanceFee" xlink:label="PerformanceFee" xlink:title="PerformanceFee" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="PerformanceFee" xlink:title="definition: StatementLineItems to PerformanceFee" order="13.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingExpenses" xlink:label="OperatingExpenses" xlink:title="OperatingExpenses" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="OperatingExpenses" xlink:title="definition: StatementLineItems to OperatingExpenses" order="14.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostsAndExpenses" xlink:label="CostsAndExpenses" xlink:title="CostsAndExpenses" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="CostsAndExpenses" xlink:title="definition: StatementLineItems to CostsAndExpenses" order="15.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIncomeInterest" xlink:label="InvestmentIncomeInterest" xlink:title="InvestmentIncomeInterest" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="InvestmentIncomeInterest" xlink:title="definition: StatementLineItems to InvestmentIncomeInterest" order="16.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtSecuritiesTradingRealizedGainLoss" xlink:label="DebtSecuritiesTradingRealizedGainLoss" xlink:title="DebtSecuritiesTradingRealizedGainLoss" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="DebtSecuritiesTradingRealizedGainLoss" xlink:title="definition: StatementLineItems to DebtSecuritiesTradingRealizedGainLoss" order="17.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtSecuritiesTradingUnrealizedGainLoss" xlink:label="DebtSecuritiesTradingUnrealizedGainLoss" xlink:title="DebtSecuritiesTradingUnrealizedGainLoss" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="DebtSecuritiesTradingUnrealizedGainLoss" xlink:title="definition: StatementLineItems to DebtSecuritiesTradingUnrealizedGainLoss" order="18.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_InvestmentIncomeLossNet" xlink:label="InvestmentIncomeLossNet" xlink:title="InvestmentIncomeLossNet" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="InvestmentIncomeLossNet" xlink:title="definition: StatementLineItems to InvestmentIncomeLossNet" order="19.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_FuturesTradingGainsLossesAbstract" xlink:label="FuturesTradingGainsLossesAbstract" xlink:title="FuturesTradingGainsLossesAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="FuturesTradingGainsLossesAbstract" xlink:title="definition: StatementLineItems to FuturesTradingGainsLossesAbstract" order="20.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_ForwardCurrencyTradingGainsLossesAbstract" xlink:label="ForwardCurrencyTradingGainsLossesAbstract" xlink:title="ForwardCurrencyTradingGainsLossesAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="ForwardCurrencyTradingGainsLossesAbstract" xlink:title="definition: StatementLineItems to ForwardCurrencyTradingGainsLossesAbstract" order="21.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_SwapTradingGainsLossesAbstract" xlink:label="SwapTradingGainsLossesAbstract" xlink:title="SwapTradingGainsLossesAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="SwapTradingGainsLossesAbstract" xlink:title="definition: StatementLineItems to SwapTradingGainsLossesAbstract" order="22.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenuesExcludingInterestAndDividends" xlink:label="RevenuesExcludingInterestAndDividends" xlink:title="RevenuesExcludingInterestAndDividends" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="RevenuesExcludingInterestAndDividends" xlink:title="definition: StatementLineItems to RevenuesExcludingInterestAndDividends" order="23.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_RealizedGainsLossesSwapTrading" xlink:label="RealizedGainsLossesSwapTrading" xlink:title="RealizedGainsLossesSwapTrading" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="RealizedGainsLossesSwapTrading" xlink:title="definition: StatementLineItems to RealizedGainsLossesSwapTrading" order="24.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_UnrealizedGainLossSwapTrading" xlink:label="UnrealizedGainLossSwapTrading" xlink:title="UnrealizedGainLossSwapTrading" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="UnrealizedGainLossSwapTrading" xlink:title="definition: StatementLineItems to UnrealizedGainLossSwapTrading" order="25.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_NetGainLossSwapTrading" xlink:label="NetGainLossSwapTrading" xlink:title="NetGainLossSwapTrading" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="NetGainLossSwapTrading" xlink:title="definition: StatementLineItems to NetGainLossSwapTrading" order="26.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_RealizedGainsLossesForwardCurrencyTrading" xlink:label="RealizedGainsLossesForwardCurrencyTrading" xlink:title="RealizedGainsLossesForwardCurrencyTrading" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="RealizedGainsLossesForwardCurrencyTrading" xlink:title="definition: StatementLineItems to RealizedGainsLossesForwardCurrencyTrading" order="27.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_UnrealizedGainLossForwardCurrencyTrading" xlink:label="UnrealizedGainLossForwardCurrencyTrading" xlink:title="UnrealizedGainLossForwardCurrencyTrading" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="UnrealizedGainLossForwardCurrencyTrading" xlink:title="definition: StatementLineItems to UnrealizedGainLossForwardCurrencyTrading" order="28.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_BrokerageCommissionsForwardCurrencyTrading" xlink:label="BrokerageCommissionsForwardCurrencyTrading" xlink:title="BrokerageCommissionsForwardCurrencyTrading" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="BrokerageCommissionsForwardCurrencyTrading" xlink:title="definition: StatementLineItems to BrokerageCommissionsForwardCurrencyTrading" order="29.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_NetGainLossForwardCurrencyTrading" xlink:label="NetGainLossForwardCurrencyTrading" xlink:title="NetGainLossForwardCurrencyTrading" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="NetGainLossForwardCurrencyTrading" xlink:title="definition: StatementLineItems to NetGainLossForwardCurrencyTrading" order="30.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_RealizedGainsLossesFuturesTrading" xlink:label="RealizedGainsLossesFuturesTrading" xlink:title="RealizedGainsLossesFuturesTrading" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="RealizedGainsLossesFuturesTrading" xlink:title="definition: StatementLineItems to RealizedGainsLossesFuturesTrading" order="31.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_UnrealizedGainLossFuturesTrading" xlink:label="UnrealizedGainLossFuturesTrading" xlink:title="UnrealizedGainLossFuturesTrading" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="UnrealizedGainLossFuturesTrading" xlink:title="definition: StatementLineItems to UnrealizedGainLossFuturesTrading" order="32.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_BrokerageCommissionsFuturesTrading" xlink:label="BrokerageCommissionsFuturesTrading" xlink:title="BrokerageCommissionsFuturesTrading" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="BrokerageCommissionsFuturesTrading" xlink:title="definition: StatementLineItems to BrokerageCommissionsFuturesTrading" order="33.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_NetGainLossFromFuturesTrading" xlink:label="NetGainLossFromFuturesTrading" xlink:title="NetGainLossFromFuturesTrading" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="NetGainLossFromFuturesTrading" xlink:title="definition: StatementLineItems to NetGainLossFromFuturesTrading" order="34.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="StatementTable" xlink:title="StatementTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="StatementLineItems" xlink:to="StatementTable" xlink:title="definition: StatementLineItems to StatementTable" order="35.0" t1:closed="true" t1:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitsByClassAxis" xlink:label="CapitalUnitsByClassAxis" xlink:title="CapitalUnitsByClassAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="StatementTable" xlink:to="CapitalUnitsByClassAxis" xlink:title="definition: StatementTable to CapitalUnitsByClassAxis" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassDomain" xlink:label="CapitalUnitClassDomain" xlink:title="CapitalUnitClassDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="CapitalUnitsByClassAxis" xlink:to="CapitalUnitClassDomain" xlink:title="definition: CapitalUnitsByClassAxis to CapitalUnitClassDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassDomain" xlink:label="CapitalUnitClassDomain_2" xlink:title="CapitalUnitClassDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="CapitalUnitsByClassAxis" xlink:to="CapitalUnitClassDomain_2" xlink:title="definition: CapitalUnitsByClassAxis to CapitalUnitClassDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassAMember" xlink:label="CapitalUnitClassAMember" xlink:title="CapitalUnitClassAMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassAMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassAMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassBMember" xlink:label="CapitalUnitClassBMember" xlink:title="CapitalUnitClassBMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassBMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassBMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CapitalUnitClassDMember" xlink:label="CapitalUnitClassDMember" xlink:title="CapitalUnitClassDMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassDMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassDMember" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CapitalUnitClassWMember" xlink:label="CapitalUnitClassWMember" xlink:title="CapitalUnitClassWMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassWMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassWMember" order="4.0" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/StatementsOfCashFlows" />
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/StatementsOfCashFlowsParenthetical" />
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/StatementsOfChangesInUnitholdersCapitalNetAssetValue">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="StatementLineItems" xlink:title="StatementLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInPartnersCapitalRollForward" xlink:label="IncreaseDecreaseInPartnersCapitalRollForward" xlink:title="IncreaseDecreaseInPartnersCapitalRollForward" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="IncreaseDecreaseInPartnersCapitalRollForward" xlink:title="definition: StatementLineItems to IncreaseDecreaseInPartnersCapitalRollForward" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PartnersCapital" xlink:label="PartnersCapital" xlink:title="PartnersCapital" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="PartnersCapital" xlink:title="definition: StatementLineItems to PartnersCapital" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PartnersCapitalAccountUnits" xlink:label="PartnersCapitalAccountUnits" xlink:title="PartnersCapitalAccountUnits" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="PartnersCapitalAccountUnits" xlink:title="definition: StatementLineItems to PartnersCapitalAccountUnits" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss" xlink:label="NetIncomeLoss" xlink:title="NetIncomeLoss" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="NetIncomeLoss" xlink:title="definition: StatementLineItems to NetIncomeLoss" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PartnersCapitalAccountAcquisitions" xlink:label="PartnersCapitalAccountAcquisitions" xlink:title="PartnersCapitalAccountAcquisitions" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="PartnersCapitalAccountAcquisitions" xlink:title="definition: StatementLineItems to PartnersCapitalAccountAcquisitions" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PartnersCapitalAccountUnitsAcquisitions" xlink:label="PartnersCapitalAccountUnitsAcquisitions" xlink:title="PartnersCapitalAccountUnitsAcquisitions" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="PartnersCapitalAccountUnitsAcquisitions" xlink:title="definition: StatementLineItems to PartnersCapitalAccountUnitsAcquisitions" order="6.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PartnersCapitalAccountRedemptions" xlink:label="PartnersCapitalAccountRedemptions" xlink:title="PartnersCapitalAccountRedemptions" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="PartnersCapitalAccountRedemptions" xlink:title="definition: StatementLineItems to PartnersCapitalAccountRedemptions" order="7.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PartnersCapitalAccountUnitsRedeemed" xlink:label="PartnersCapitalAccountUnitsRedeemed" xlink:title="PartnersCapitalAccountUnitsRedeemed" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="PartnersCapitalAccountUnitsRedeemed" xlink:title="definition: StatementLineItems to PartnersCapitalAccountUnitsRedeemed" order="8.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_PartnersCapitalOfferingCosts" xlink:label="PartnersCapitalOfferingCosts" xlink:title="PartnersCapitalOfferingCosts" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="PartnersCapitalOfferingCosts" xlink:title="definition: StatementLineItems to PartnersCapitalOfferingCosts" order="9.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="StatementTable" xlink:title="StatementTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="StatementLineItems" xlink:to="StatementTable" xlink:title="definition: StatementLineItems to StatementTable" order="10.0" t1:closed="true" t1:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitsByClassAxis" xlink:label="CapitalUnitsByClassAxis" xlink:title="CapitalUnitsByClassAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="StatementTable" xlink:to="CapitalUnitsByClassAxis" xlink:title="definition: StatementTable to CapitalUnitsByClassAxis" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassDomain" xlink:label="CapitalUnitClassDomain" xlink:title="CapitalUnitClassDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="CapitalUnitsByClassAxis" xlink:to="CapitalUnitClassDomain" xlink:title="definition: CapitalUnitsByClassAxis to CapitalUnitClassDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassDomain" xlink:label="CapitalUnitClassDomain_2" xlink:title="CapitalUnitClassDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="CapitalUnitsByClassAxis" xlink:to="CapitalUnitClassDomain_2" xlink:title="definition: CapitalUnitsByClassAxis to CapitalUnitClassDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassAMember" xlink:label="CapitalUnitClassAMember" xlink:title="CapitalUnitClassAMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassAMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassAMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassBMember" xlink:label="CapitalUnitClassBMember" xlink:title="CapitalUnitClassBMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassBMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassBMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CapitalUnitClassDMember" xlink:label="CapitalUnitClassDMember" xlink:title="CapitalUnitClassDMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassDMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassDMember" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CapitalUnitClassWMember" xlink:label="CapitalUnitClassWMember" xlink:title="CapitalUnitClassWMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassWMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassWMember" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PartnerTypeOfPartnersCapitalAccountAxis" xlink:label="PartnerTypeOfPartnersCapitalAccountAxis" xlink:title="PartnerTypeOfPartnersCapitalAccountAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="StatementTable" xlink:to="PartnerTypeOfPartnersCapitalAccountAxis" xlink:title="definition: StatementTable to PartnerTypeOfPartnersCapitalAccountAxis" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PartnerTypeOfPartnersCapitalAccountNameDomain" xlink:label="PartnerTypeOfPartnersCapitalAccountNameDomain" xlink:title="PartnerTypeOfPartnersCapitalAccountNameDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="PartnerTypeOfPartnersCapitalAccountAxis" xlink:to="PartnerTypeOfPartnersCapitalAccountNameDomain" xlink:title="definition: PartnerTypeOfPartnersCapitalAccountAxis to PartnerTypeOfPartnersCapitalAccountNameDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PartnerTypeOfPartnersCapitalAccountNameDomain" xlink:label="PartnerTypeOfPartnersCapitalAccountNameDomain_2" xlink:title="PartnerTypeOfPartnersCapitalAccountNameDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="PartnerTypeOfPartnersCapitalAccountAxis" xlink:to="PartnerTypeOfPartnersCapitalAccountNameDomain_2" xlink:title="definition: PartnerTypeOfPartnersCapitalAccountAxis to PartnerTypeOfPartnersCapitalAccountNameDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherOwnershipInterestMember" xlink:label="OtherOwnershipInterestMember" xlink:title="OtherOwnershipInterestMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="PartnerTypeOfPartnersCapitalAccountNameDomain" xlink:to="OtherOwnershipInterestMember" xlink:title="definition: PartnerTypeOfPartnersCapitalAccountNameDomain to OtherOwnershipInterestMember" order="1.0" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/StatementsOfChangesInUnitholdersCapitalNetAssetValueParenthetical">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="StatementLineItems" xlink:title="StatementLineItems" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_NetAssetValuePerUnitholdersUnit" xlink:label="NetAssetValuePerUnitholdersUnit" xlink:title="NetAssetValuePerUnitholdersUnit" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="NetAssetValuePerUnitholdersUnit" xlink:title="definition: StatementLineItems to NetAssetValuePerUnitholdersUnit" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="StatementTable" xlink:title="StatementTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="StatementLineItems" xlink:to="StatementTable" xlink:title="definition: StatementLineItems to StatementTable" order="2.0" t1:closed="true" t1:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitsByClassAxis" xlink:label="CapitalUnitsByClassAxis" xlink:title="CapitalUnitsByClassAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="StatementTable" xlink:to="CapitalUnitsByClassAxis" xlink:title="definition: StatementTable to CapitalUnitsByClassAxis" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassDomain" xlink:label="CapitalUnitClassDomain" xlink:title="CapitalUnitClassDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="CapitalUnitsByClassAxis" xlink:to="CapitalUnitClassDomain" xlink:title="definition: CapitalUnitsByClassAxis to CapitalUnitClassDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassDomain" xlink:label="CapitalUnitClassDomain_2" xlink:title="CapitalUnitClassDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="CapitalUnitsByClassAxis" xlink:to="CapitalUnitClassDomain_2" xlink:title="definition: CapitalUnitsByClassAxis to CapitalUnitClassDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassAMember" xlink:label="CapitalUnitClassAMember" xlink:title="CapitalUnitClassAMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassAMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassAMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassBMember" xlink:label="CapitalUnitClassBMember" xlink:title="CapitalUnitClassBMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassBMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassBMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CapitalUnitClassDMember" xlink:label="CapitalUnitClassDMember" xlink:title="CapitalUnitClassDMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassDMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassDMember" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CapitalUnitClassWMember" xlink:label="CapitalUnitClassWMember" xlink:title="CapitalUnitClassWMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassWMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassWMember" order="4.0" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/FinancialHighlights">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="StatementLineItems" xlink:title="StatementLineItems" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_PerUnitPerformanceAbstract" xlink:label="PerUnitPerformanceAbstract" xlink:title="PerUnitPerformanceAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="PerUnitPerformanceAbstract" xlink:title="definition: StatementLineItems to PerUnitPerformanceAbstract" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_TotalReturnPercentage" xlink:label="TotalReturnPercentage" xlink:title="TotalReturnPercentage" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="TotalReturnPercentage" xlink:title="definition: StatementLineItems to TotalReturnPercentage" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_SupplementalDataAbstract" xlink:label="SupplementalDataAbstract" xlink:title="SupplementalDataAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="SupplementalDataAbstract" xlink:title="definition: StatementLineItems to SupplementalDataAbstract" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_RatiosToAverageNetAssetValueAbstract" xlink:label="RatiosToAverageNetAssetValueAbstract" xlink:title="RatiosToAverageNetAssetValueAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="RatiosToAverageNetAssetValueAbstract" xlink:title="definition: StatementLineItems to RatiosToAverageNetAssetValueAbstract" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_RatioOfExpensesPriorToPerformanceFeeToAverageNetAssetValue" xlink:label="RatioOfExpensesPriorToPerformanceFeeToAverageNetAssetValue" xlink:title="RatioOfExpensesPriorToPerformanceFeeToAverageNetAssetValue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="RatioOfExpensesPriorToPerformanceFeeToAverageNetAssetValue" xlink:title="definition: StatementLineItems to RatioOfExpensesPriorToPerformanceFeeToAverageNetAssetValue" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_RatioOfPerformanceFeeToAverageNetAssetValue" xlink:label="RatioOfPerformanceFeeToAverageNetAssetValue" xlink:title="RatioOfPerformanceFeeToAverageNetAssetValue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="RatioOfPerformanceFeeToAverageNetAssetValue" xlink:title="definition: StatementLineItems to RatioOfPerformanceFeeToAverageNetAssetValue" order="6.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_RatioOfTotalExpensesToAverageNetAssetValue" xlink:label="RatioOfTotalExpensesToAverageNetAssetValue" xlink:title="RatioOfTotalExpensesToAverageNetAssetValue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="RatioOfTotalExpensesToAverageNetAssetValue" xlink:title="definition: StatementLineItems to RatioOfTotalExpensesToAverageNetAssetValue" order="7.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_RatioOfNetInvestmentIncomeLossToAverageNetAssetValue" xlink:label="RatioOfNetInvestmentIncomeLossToAverageNetAssetValue" xlink:title="RatioOfNetInvestmentIncomeLossToAverageNetAssetValue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="RatioOfNetInvestmentIncomeLossToAverageNetAssetValue" xlink:title="definition: StatementLineItems to RatioOfNetInvestmentIncomeLossToAverageNetAssetValue" order="8.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_NetAssetValuePerUnitholdersUnit" xlink:label="NetAssetValuePerUnitholdersUnit" xlink:title="NetAssetValuePerUnitholdersUnit" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="NetAssetValuePerUnitholdersUnit" xlink:title="definition: StatementLineItems to NetAssetValuePerUnitholdersUnit" order="9.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_IncomeLossFromOperationsAbstract" xlink:label="IncomeLossFromOperationsAbstract" xlink:title="IncomeLossFromOperationsAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="IncomeLossFromOperationsAbstract" xlink:title="definition: StatementLineItems to IncomeLossFromOperationsAbstract" order="10.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_OfferingCostsPerUnit" xlink:label="OfferingCostsPerUnit" xlink:title="OfferingCostsPerUnit" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="OfferingCostsPerUnit" xlink:title="definition: StatementLineItems to OfferingCostsPerUnit" order="11.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_NetTradingGainsLossesPerUnit" xlink:label="NetTradingGainsLossesPerUnit" xlink:title="NetTradingGainsLossesPerUnit" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="NetTradingGainsLossesPerUnit" xlink:title="definition: StatementLineItems to NetTradingGainsLossesPerUnit" order="12.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_NetInvestmentIncomeLossPerUnit" xlink:label="NetInvestmentIncomeLossPerUnit" xlink:title="NetInvestmentIncomeLossPerUnit" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="NetInvestmentIncomeLossPerUnit" xlink:title="definition: StatementLineItems to NetInvestmentIncomeLossPerUnit" order="13.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_NetIncomeLossFromOperationsPerUnit" xlink:label="NetIncomeLossFromOperationsPerUnit" xlink:title="NetIncomeLossFromOperationsPerUnit" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="StatementLineItems" xlink:to="NetIncomeLossFromOperationsPerUnit" xlink:title="definition: StatementLineItems to NetIncomeLossFromOperationsPerUnit" order="14.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="StatementTable" xlink:title="StatementTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="StatementLineItems" xlink:to="StatementTable" xlink:title="definition: StatementLineItems to StatementTable" order="15.0" t1:closed="true" t1:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitsByClassAxis" xlink:label="CapitalUnitsByClassAxis" xlink:title="CapitalUnitsByClassAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="StatementTable" xlink:to="CapitalUnitsByClassAxis" xlink:title="definition: StatementTable to CapitalUnitsByClassAxis" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassDomain" xlink:label="CapitalUnitClassDomain" xlink:title="CapitalUnitClassDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="CapitalUnitsByClassAxis" xlink:to="CapitalUnitClassDomain" xlink:title="definition: CapitalUnitsByClassAxis to CapitalUnitClassDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassDomain" xlink:label="CapitalUnitClassDomain_2" xlink:title="CapitalUnitClassDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="CapitalUnitsByClassAxis" xlink:to="CapitalUnitClassDomain_2" xlink:title="definition: CapitalUnitsByClassAxis to CapitalUnitClassDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassAMember" xlink:label="CapitalUnitClassAMember" xlink:title="CapitalUnitClassAMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassAMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassAMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassBMember" xlink:label="CapitalUnitClassBMember" xlink:title="CapitalUnitClassBMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassBMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassBMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CapitalUnitClassDMember" xlink:label="CapitalUnitClassDMember" xlink:title="CapitalUnitClassDMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassDMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassDMember" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CapitalUnitClassWMember" xlink:label="CapitalUnitClassWMember" xlink:title="CapitalUnitClassWMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassWMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassWMember" order="4.0" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/OrganizationAndSummaryOfSignificantAccountingPolicies" />
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/ManagingOperatorAndCommodityTradingAdvisor" />
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/SalesCommission" />
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/Trustee" />
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/AdministratorAndTransferAgent" />
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/CashManagerAndCustodian" />
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/DepositsWithFuturesBrokers" />
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/DepositsWithInterbankMarketMaker" />
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/DepositsWithSwapsBroker" />
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/SubscriptionsDistributionsAndRedemptions" />
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/CreditDerivativesAndCreditrelatedContingencyFeatures" />
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/TradingActivitiesAndRelatedRisks" />
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/Indemnifications" />
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/InterimFinancialStatements" />
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/SubsequentEvents" />
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/OrganizationAndSummaryOfSignificantAccountingPoliciesPolicies" />
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/OrganizationAndSummaryOfSignificantAccountingPoliciesTables" />
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/CreditDerivativesAndCreditrelatedContingencyFeaturesTables" />
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/TradingActivitiesAndRelatedRisksTables" />
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/OrganizationAndSummaryOfSignificantAccountingPoliciesGeneralDescriptionOfTrustDetails">
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_DetailsOfTrustLineItems" xlink:label="DetailsOfTrustLineItems" xlink:title="DetailsOfTrustLineItems" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_GeneralDescriptionOfTrustAbstract" xlink:label="GeneralDescriptionOfTrustAbstract" xlink:title="GeneralDescriptionOfTrustAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="GeneralDescriptionOfTrustAbstract" xlink:title="definition: DetailsOfTrustLineItems to GeneralDescriptionOfTrustAbstract" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_InitialMinimumSubscription" xlink:label="InitialMinimumSubscription" xlink:title="InitialMinimumSubscription" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="InitialMinimumSubscription" xlink:title="definition: DetailsOfTrustLineItems to InitialMinimumSubscription" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_DetailsOfTrustTable" xlink:label="DetailsOfTrustTable" xlink:title="DetailsOfTrustTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="DetailsOfTrustLineItems" xlink:to="DetailsOfTrustTable" xlink:title="definition: DetailsOfTrustLineItems to DetailsOfTrustTable" order="3.0" t1:closed="true" t1:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitsByClassAxis" xlink:label="CapitalUnitsByClassAxis" xlink:title="CapitalUnitsByClassAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="DetailsOfTrustTable" xlink:to="CapitalUnitsByClassAxis" xlink:title="definition: DetailsOfTrustTable to CapitalUnitsByClassAxis" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassDomain" xlink:label="CapitalUnitClassDomain" xlink:title="CapitalUnitClassDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="CapitalUnitsByClassAxis" xlink:to="CapitalUnitClassDomain" xlink:title="definition: CapitalUnitsByClassAxis to CapitalUnitClassDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassDomain" xlink:label="CapitalUnitClassDomain_2" xlink:title="CapitalUnitClassDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="CapitalUnitsByClassAxis" xlink:to="CapitalUnitClassDomain_2" xlink:title="definition: CapitalUnitsByClassAxis to CapitalUnitClassDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassAMember" xlink:label="CapitalUnitClassAMember" xlink:title="CapitalUnitClassAMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassAMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassAMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CapitalUnitClassDMember" xlink:label="CapitalUnitClassDMember" xlink:title="CapitalUnitClassDMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassDMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassDMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CapitalUnitClassWMember" xlink:label="CapitalUnitClassWMember" xlink:title="CapitalUnitClassWMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassWMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassWMember" order="3.0" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/OrganizationAndSummaryOfSignificantAccountingPoliciesFairValueDetails">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:title="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsFairValueDisclosureAbstract" xlink:label="AssetsFairValueDisclosureAbstract" xlink:title="AssetsFairValueDisclosureAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:to="AssetsFairValueDisclosureAbstract" xlink:title="definition: FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems to AssetsFairValueDisclosureAbstract" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure" xlink:label="CashAndCashEquivalentsFairValueDisclosure" xlink:title="CashAndCashEquivalentsFairValueDisclosure" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:to="CashAndCashEquivalentsFairValueDisclosure" xlink:title="definition: FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems to CashAndCashEquivalentsFairValueDisclosure" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancialInstrumentsOwnedAtFairValue" xlink:label="FinancialInstrumentsOwnedAtFairValue" xlink:title="FinancialInstrumentsOwnedAtFairValue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:to="FinancialInstrumentsOwnedAtFairValue" xlink:title="definition: FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems to FinancialInstrumentsOwnedAtFairValue" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeAssets" xlink:label="DerivativeAssets" xlink:title="DerivativeAssets" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:to="DerivativeAssets" xlink:title="definition: FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems to DerivativeAssets" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentsFairValueDisclosure" xlink:label="InvestmentsFairValueDisclosure" xlink:title="InvestmentsFairValueDisclosure" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:to="InvestmentsFairValueDisclosure" xlink:title="definition: FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems to InvestmentsFairValueDisclosure" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:label="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:title="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:to="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:title="definition: FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems to FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" order="6.0" t1:closed="true" t1:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueByMeasurementFrequencyAxis" xlink:label="FairValueByMeasurementFrequencyAxis" xlink:title="FairValueByMeasurementFrequencyAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:to="FairValueByMeasurementFrequencyAxis" xlink:title="definition: FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable to FairValueByMeasurementFrequencyAxis" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementFrequencyDomain" xlink:label="FairValueMeasurementFrequencyDomain" xlink:title="FairValueMeasurementFrequencyDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="FairValueByMeasurementFrequencyAxis" xlink:to="FairValueMeasurementFrequencyDomain" xlink:title="definition: FairValueByMeasurementFrequencyAxis to FairValueMeasurementFrequencyDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementFrequencyDomain" xlink:label="FairValueMeasurementFrequencyDomain_2" xlink:title="FairValueMeasurementFrequencyDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="FairValueByMeasurementFrequencyAxis" xlink:to="FairValueMeasurementFrequencyDomain_2" xlink:title="definition: FairValueByMeasurementFrequencyAxis to FairValueMeasurementFrequencyDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementsRecurringMember" xlink:label="FairValueMeasurementsRecurringMember" xlink:title="FairValueMeasurementsRecurringMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="FairValueMeasurementFrequencyDomain" xlink:to="FairValueMeasurementsRecurringMember" xlink:title="definition: FairValueMeasurementFrequencyDomain to FairValueMeasurementsRecurringMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="FairValueByFairValueHierarchyLevelAxis" xlink:title="FairValueByFairValueHierarchyLevelAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:to="FairValueByFairValueHierarchyLevelAxis" xlink:title="definition: FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable to FairValueByFairValueHierarchyLevelAxis" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="FairValueMeasurementsFairValueHierarchyDomain" xlink:title="FairValueMeasurementsFairValueHierarchyDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="FairValueByFairValueHierarchyLevelAxis" xlink:to="FairValueMeasurementsFairValueHierarchyDomain" xlink:title="definition: FairValueByFairValueHierarchyLevelAxis to FairValueMeasurementsFairValueHierarchyDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="FairValueMeasurementsFairValueHierarchyDomain_2" xlink:title="FairValueMeasurementsFairValueHierarchyDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="FairValueByFairValueHierarchyLevelAxis" xlink:to="FairValueMeasurementsFairValueHierarchyDomain_2" xlink:title="definition: FairValueByFairValueHierarchyLevelAxis to FairValueMeasurementsFairValueHierarchyDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueInputsLevel1Member" xlink:label="FairValueInputsLevel1Member" xlink:title="FairValueInputsLevel1Member" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="FairValueMeasurementsFairValueHierarchyDomain" xlink:to="FairValueInputsLevel1Member" xlink:title="definition: FairValueMeasurementsFairValueHierarchyDomain to FairValueInputsLevel1Member" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="FairValueInputsLevel2Member" xlink:title="FairValueInputsLevel2Member" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="FairValueMeasurementsFairValueHierarchyDomain" xlink:to="FairValueInputsLevel2Member" xlink:title="definition: FairValueMeasurementsFairValueHierarchyDomain to FairValueInputsLevel2Member" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="FairValueInputsLevel3Member" xlink:title="FairValueInputsLevel3Member" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="FairValueMeasurementsFairValueHierarchyDomain" xlink:to="FairValueInputsLevel3Member" xlink:title="definition: FairValueMeasurementsFairValueHierarchyDomain to FairValueInputsLevel3Member" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancialInstrumentAxis" xlink:label="FinancialInstrumentAxis" xlink:title="FinancialInstrumentAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:to="FinancialInstrumentAxis" xlink:title="definition: FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable to FinancialInstrumentAxis" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:title="TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="FinancialInstrumentAxis" xlink:to="TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:title="definition: FinancialInstrumentAxis to TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_2" xlink:title="TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="FinancialInstrumentAxis" xlink:to="TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_2" xlink:title="definition: FinancialInstrumentAxis to TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FutureMember" xlink:label="FutureMember" xlink:title="FutureMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="FutureMember" xlink:title="definition: TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain to FutureMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignExchangeForwardMember" xlink:label="ForeignExchangeForwardMember" xlink:title="ForeignExchangeForwardMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="ForeignExchangeForwardMember" xlink:title="definition: TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain to ForeignExchangeForwardMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditDefaultSwapMember" xlink:label="CreditDefaultSwapMember" xlink:title="CreditDefaultSwapMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="CreditDefaultSwapMember" xlink:title="definition: TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain to CreditDefaultSwapMember" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestRateSwapMember" xlink:label="InterestRateSwapMember" xlink:title="InterestRateSwapMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="InterestRateSwapMember" xlink:title="definition: TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain to InterestRateSwapMember" order="4.0" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/OrganizationAndSummaryOfSignificantAccountingPoliciesIncomeTaxesDetails">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxContingencyLineItems" xlink:label="IncomeTaxContingencyLineItems" xlink:title="IncomeTaxContingencyLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxUncertaintiesAbstract" xlink:label="IncomeTaxUncertaintiesAbstract" xlink:title="IncomeTaxUncertaintiesAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IncomeTaxContingencyLineItems" xlink:to="IncomeTaxUncertaintiesAbstract" xlink:title="definition: IncomeTaxContingencyLineItems to IncomeTaxUncertaintiesAbstract" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OpenTaxYear" xlink:label="OpenTaxYear" xlink:title="OpenTaxYear" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IncomeTaxContingencyLineItems" xlink:to="OpenTaxYear" xlink:title="definition: IncomeTaxContingencyLineItems to OpenTaxYear" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxContingencyTable" xlink:label="IncomeTaxContingencyTable" xlink:title="IncomeTaxContingencyTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="IncomeTaxContingencyLineItems" xlink:to="IncomeTaxContingencyTable" xlink:title="definition: IncomeTaxContingencyLineItems to IncomeTaxContingencyTable" order="3.0" t1:closed="true" t1:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxAuthorityAxis" xlink:label="IncomeTaxAuthorityAxis" xlink:title="IncomeTaxAuthorityAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="IncomeTaxContingencyTable" xlink:to="IncomeTaxAuthorityAxis" xlink:title="definition: IncomeTaxContingencyTable to IncomeTaxAuthorityAxis" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxAuthorityDomain" xlink:label="IncomeTaxAuthorityDomain" xlink:title="IncomeTaxAuthorityDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="IncomeTaxAuthorityAxis" xlink:to="IncomeTaxAuthorityDomain" xlink:title="definition: IncomeTaxAuthorityAxis to IncomeTaxAuthorityDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxAuthorityDomain" xlink:label="IncomeTaxAuthorityDomain_2" xlink:title="IncomeTaxAuthorityDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="IncomeTaxAuthorityAxis" xlink:to="IncomeTaxAuthorityDomain_2" xlink:title="definition: IncomeTaxAuthorityAxis to IncomeTaxAuthorityDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DomesticCountryMember" xlink:label="DomesticCountryMember" xlink:title="DomesticCountryMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IncomeTaxAuthorityDomain" xlink:to="DomesticCountryMember" xlink:title="definition: IncomeTaxAuthorityDomain to DomesticCountryMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StateAndLocalJurisdictionMember" xlink:label="StateAndLocalJurisdictionMember" xlink:title="StateAndLocalJurisdictionMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IncomeTaxAuthorityDomain" xlink:to="StateAndLocalJurisdictionMember" xlink:title="definition: IncomeTaxAuthorityDomain to StateAndLocalJurisdictionMember" order="2.0" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/OrganizationAndSummaryOfSignificantAccountingPoliciesOfferingCostsDetails">
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_DetailsOfTrustLineItems" xlink:label="DetailsOfTrustLineItems" xlink:title="DetailsOfTrustLineItems" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_OfferingCostsAbstract" xlink:label="OfferingCostsAbstract" xlink:title="OfferingCostsAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="OfferingCostsAbstract" xlink:title="definition: DetailsOfTrustLineItems to OfferingCostsAbstract" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_MonthlyOfferingCostsPercentage" xlink:label="MonthlyOfferingCostsPercentage" xlink:title="MonthlyOfferingCostsPercentage" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="MonthlyOfferingCostsPercentage" xlink:title="definition: DetailsOfTrustLineItems to MonthlyOfferingCostsPercentage" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_AnnualizedOfferingCostsPercentage" xlink:label="AnnualizedOfferingCostsPercentage" xlink:title="AnnualizedOfferingCostsPercentage" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="AnnualizedOfferingCostsPercentage" xlink:title="definition: DetailsOfTrustLineItems to AnnualizedOfferingCostsPercentage" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_UnreimbursedOfferingCosts" xlink:label="UnreimbursedOfferingCosts" xlink:title="UnreimbursedOfferingCosts" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="UnreimbursedOfferingCosts" xlink:title="definition: DetailsOfTrustLineItems to UnreimbursedOfferingCosts" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_DetailsOfTrustTable" xlink:label="DetailsOfTrustTable" xlink:title="DetailsOfTrustTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="DetailsOfTrustLineItems" xlink:to="DetailsOfTrustTable" xlink:title="definition: DetailsOfTrustLineItems to DetailsOfTrustTable" order="5.0" t1:closed="true" t1:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitsByClassAxis" xlink:label="CapitalUnitsByClassAxis" xlink:title="CapitalUnitsByClassAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="DetailsOfTrustTable" xlink:to="CapitalUnitsByClassAxis" xlink:title="definition: DetailsOfTrustTable to CapitalUnitsByClassAxis" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassDomain" xlink:label="CapitalUnitClassDomain" xlink:title="CapitalUnitClassDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="CapitalUnitsByClassAxis" xlink:to="CapitalUnitClassDomain" xlink:title="definition: CapitalUnitsByClassAxis to CapitalUnitClassDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassDomain" xlink:label="CapitalUnitClassDomain_2" xlink:title="CapitalUnitClassDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="CapitalUnitsByClassAxis" xlink:to="CapitalUnitClassDomain_2" xlink:title="definition: CapitalUnitsByClassAxis to CapitalUnitClassDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassAMember" xlink:label="CapitalUnitClassAMember" xlink:title="CapitalUnitClassAMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassAMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassAMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CapitalUnitClassDMember" xlink:label="CapitalUnitClassDMember" xlink:title="CapitalUnitClassDMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassDMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassDMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CapitalUnitClassWMember" xlink:label="CapitalUnitClassWMember" xlink:title="CapitalUnitClassWMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassWMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassWMember" order="3.0" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/OrganizationAndSummaryOfSignificantAccountingPoliciesSegmentReportingDetails" />
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/ManagingOperatorAndCommodityTradingAdvisorDetails">
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_DetailsOfTrustLineItems" xlink:label="DetailsOfTrustLineItems" xlink:title="DetailsOfTrustLineItems" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_ManagingOperatorAndCommodityTradingAdvisorFeesAbstract" xlink:label="ManagingOperatorAndCommodityTradingAdvisorFeesAbstract" xlink:title="ManagingOperatorAndCommodityTradingAdvisorFeesAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="ManagingOperatorAndCommodityTradingAdvisorFeesAbstract" xlink:title="definition: DetailsOfTrustLineItems to ManagingOperatorAndCommodityTradingAdvisorFeesAbstract" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_MonthlyManagementFeePercentage" xlink:label="MonthlyManagementFeePercentage" xlink:title="MonthlyManagementFeePercentage" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="MonthlyManagementFeePercentage" xlink:title="definition: DetailsOfTrustLineItems to MonthlyManagementFeePercentage" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_AnnualizedManagementFeePercentage" xlink:label="AnnualizedManagementFeePercentage" xlink:title="AnnualizedManagementFeePercentage" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="AnnualizedManagementFeePercentage" xlink:title="definition: DetailsOfTrustLineItems to AnnualizedManagementFeePercentage" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_QuarterlyPerformanceFeePercentage" xlink:label="QuarterlyPerformanceFeePercentage" xlink:title="QuarterlyPerformanceFeePercentage" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="QuarterlyPerformanceFeePercentage" xlink:title="definition: DetailsOfTrustLineItems to QuarterlyPerformanceFeePercentage" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_DetailsOfTrustTable" xlink:label="DetailsOfTrustTable" xlink:title="DetailsOfTrustTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="DetailsOfTrustLineItems" xlink:to="DetailsOfTrustTable" xlink:title="definition: DetailsOfTrustLineItems to DetailsOfTrustTable" order="5.0" t1:closed="true" t1:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitsByClassAxis" xlink:label="CapitalUnitsByClassAxis" xlink:title="CapitalUnitsByClassAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="DetailsOfTrustTable" xlink:to="CapitalUnitsByClassAxis" xlink:title="definition: DetailsOfTrustTable to CapitalUnitsByClassAxis" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassDomain" xlink:label="CapitalUnitClassDomain" xlink:title="CapitalUnitClassDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="CapitalUnitsByClassAxis" xlink:to="CapitalUnitClassDomain" xlink:title="definition: CapitalUnitsByClassAxis to CapitalUnitClassDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassDomain" xlink:label="CapitalUnitClassDomain_2" xlink:title="CapitalUnitClassDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="CapitalUnitsByClassAxis" xlink:to="CapitalUnitClassDomain_2" xlink:title="definition: CapitalUnitsByClassAxis to CapitalUnitClassDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassAMember" xlink:label="CapitalUnitClassAMember" xlink:title="CapitalUnitClassAMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassAMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassAMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassBMember" xlink:label="CapitalUnitClassBMember" xlink:title="CapitalUnitClassBMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassBMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassBMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CapitalUnitClassDMember" xlink:label="CapitalUnitClassDMember" xlink:title="CapitalUnitClassDMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassDMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassDMember" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CapitalUnitClassWMember" xlink:label="CapitalUnitClassWMember" xlink:title="CapitalUnitClassWMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassWMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassWMember" order="4.0" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/SalesCommissionDetails">
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_DetailsOfTrustLineItems" xlink:label="DetailsOfTrustLineItems" xlink:title="DetailsOfTrustLineItems" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_SalesCommissionsAbstract" xlink:label="SalesCommissionsAbstract" xlink:title="SalesCommissionsAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="SalesCommissionsAbstract" xlink:title="definition: DetailsOfTrustLineItems to SalesCommissionsAbstract" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_UpfrontSalesCommissionPercentage" xlink:label="UpfrontSalesCommissionPercentage" xlink:title="UpfrontSalesCommissionPercentage" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="UpfrontSalesCommissionPercentage" xlink:title="definition: DetailsOfTrustLineItems to UpfrontSalesCommissionPercentage" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_TermForPaymentOfMonthlyReimbursementPercentageAfterSaleOfUnits" xlink:label="TermForPaymentOfMonthlyReimbursementPercentageAfterSaleOfUnits" xlink:title="TermForPaymentOfMonthlyReimbursementPercentageAfterSaleOfUnits" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="TermForPaymentOfMonthlyReimbursementPercentageAfterSaleOfUnits" xlink:title="definition: DetailsOfTrustLineItems to TermForPaymentOfMonthlyReimbursementPercentageAfterSaleOfUnits" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_MonthlyReimbursementPercentage" xlink:label="MonthlyReimbursementPercentage" xlink:title="MonthlyReimbursementPercentage" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="MonthlyReimbursementPercentage" xlink:title="definition: DetailsOfTrustLineItems to MonthlyReimbursementPercentage" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_AnnualizedReimbursementPercentage" xlink:label="AnnualizedReimbursementPercentage" xlink:title="AnnualizedReimbursementPercentage" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="AnnualizedReimbursementPercentage" xlink:title="definition: DetailsOfTrustLineItems to AnnualizedReimbursementPercentage" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_PeriodAfterSaleOfUnitsPaymentOfMonthlyTrailCommissionPercentageCommences" xlink:label="PeriodAfterSaleOfUnitsPaymentOfMonthlyTrailCommissionPercentageCommences" xlink:title="PeriodAfterSaleOfUnitsPaymentOfMonthlyTrailCommissionPercentageCommences" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="PeriodAfterSaleOfUnitsPaymentOfMonthlyTrailCommissionPercentageCommences" xlink:title="definition: DetailsOfTrustLineItems to PeriodAfterSaleOfUnitsPaymentOfMonthlyTrailCommissionPercentageCommences" order="6.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_MonthlyTrailCommissionPercentage" xlink:label="MonthlyTrailCommissionPercentage" xlink:title="MonthlyTrailCommissionPercentage" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="MonthlyTrailCommissionPercentage" xlink:title="definition: DetailsOfTrustLineItems to MonthlyTrailCommissionPercentage" order="7.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_AnnualizedTrailCommissionPercentage" xlink:label="AnnualizedTrailCommissionPercentage" xlink:title="AnnualizedTrailCommissionPercentage" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="AnnualizedTrailCommissionPercentage" xlink:title="definition: DetailsOfTrustLineItems to AnnualizedTrailCommissionPercentage" order="8.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_DetailsOfTrustTable" xlink:label="DetailsOfTrustTable" xlink:title="DetailsOfTrustTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="DetailsOfTrustLineItems" xlink:to="DetailsOfTrustTable" xlink:title="definition: DetailsOfTrustLineItems to DetailsOfTrustTable" order="9.0" t1:closed="true" t1:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitsByClassAxis" xlink:label="CapitalUnitsByClassAxis" xlink:title="CapitalUnitsByClassAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="DetailsOfTrustTable" xlink:to="CapitalUnitsByClassAxis" xlink:title="definition: DetailsOfTrustTable to CapitalUnitsByClassAxis" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassDomain" xlink:label="CapitalUnitClassDomain" xlink:title="CapitalUnitClassDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="CapitalUnitsByClassAxis" xlink:to="CapitalUnitClassDomain" xlink:title="definition: CapitalUnitsByClassAxis to CapitalUnitClassDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassDomain" xlink:label="CapitalUnitClassDomain_2" xlink:title="CapitalUnitClassDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="CapitalUnitsByClassAxis" xlink:to="CapitalUnitClassDomain_2" xlink:title="definition: CapitalUnitsByClassAxis to CapitalUnitClassDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassAMember" xlink:label="CapitalUnitClassAMember" xlink:title="CapitalUnitClassAMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassAMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassAMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassBMember" xlink:label="CapitalUnitClassBMember" xlink:title="CapitalUnitClassBMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassBMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassBMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CapitalUnitClassDMember" xlink:label="CapitalUnitClassDMember" xlink:title="CapitalUnitClassDMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassDMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassDMember" order="3.0" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/DepositsWithInterbankMarketMakerDetails" />
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/SubscriptionsDistributionsAndRedemptionsDetails">
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_DetailsOfTrustLineItems" xlink:label="DetailsOfTrustLineItems" xlink:title="DetailsOfTrustLineItems" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_RedemptionFeesAbstract" xlink:label="RedemptionFeesAbstract" xlink:title="RedemptionFeesAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="RedemptionFeesAbstract" xlink:title="definition: DetailsOfTrustLineItems to RedemptionFeesAbstract" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_PeriodForWhichRedemptionFeesApplyFollowingPurchase" xlink:label="PeriodForWhichRedemptionFeesApplyFollowingPurchase" xlink:title="PeriodForWhichRedemptionFeesApplyFollowingPurchase" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="PeriodForWhichRedemptionFeesApplyFollowingPurchase" xlink:title="definition: DetailsOfTrustLineItems to PeriodForWhichRedemptionFeesApplyFollowingPurchase" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughSecondMonthEnd" xlink:label="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughSecondMonthEnd" xlink:title="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughSecondMonthEnd" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughSecondMonthEnd" xlink:title="definition: DetailsOfTrustLineItems to RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughSecondMonthEnd" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughThirdMonthEnd" xlink:label="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughThirdMonthEnd" xlink:title="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughThirdMonthEnd" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughThirdMonthEnd" xlink:title="definition: DetailsOfTrustLineItems to RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughThirdMonthEnd" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughFourthMonthEnd" xlink:label="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughFourthMonthEnd" xlink:title="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughFourthMonthEnd" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughFourthMonthEnd" xlink:title="definition: DetailsOfTrustLineItems to RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughFourthMonthEnd" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughFifthMonthEnd" xlink:label="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughFifthMonthEnd" xlink:title="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughFifthMonthEnd" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughFifthMonthEnd" xlink:title="definition: DetailsOfTrustLineItems to RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughFifthMonthEnd" order="6.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughSixthMonthEnd" xlink:label="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughSixthMonthEnd" xlink:title="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughSixthMonthEnd" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughSixthMonthEnd" xlink:title="definition: DetailsOfTrustLineItems to RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughSixthMonthEnd" order="7.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughSeventhMonthEnd" xlink:label="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughSeventhMonthEnd" xlink:title="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughSeventhMonthEnd" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughSeventhMonthEnd" xlink:title="definition: DetailsOfTrustLineItems to RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughSeventhMonthEnd" order="8.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughEighthMonthEnd" xlink:label="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughEighthMonthEnd" xlink:title="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughEighthMonthEnd" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughEighthMonthEnd" xlink:title="definition: DetailsOfTrustLineItems to RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughEighthMonthEnd" order="9.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughNinthMonthEnd" xlink:label="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughNinthMonthEnd" xlink:title="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughNinthMonthEnd" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughNinthMonthEnd" xlink:title="definition: DetailsOfTrustLineItems to RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughNinthMonthEnd" order="10.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughTenthMonthEnd" xlink:label="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughTenthMonthEnd" xlink:title="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughTenthMonthEnd" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughTenthMonthEnd" xlink:title="definition: DetailsOfTrustLineItems to RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughTenthMonthEnd" order="11.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughEleventhMonthEnd" xlink:label="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughEleventhMonthEnd" xlink:title="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughEleventhMonthEnd" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughEleventhMonthEnd" xlink:title="definition: DetailsOfTrustLineItems to RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughEleventhMonthEnd" order="12.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughTwelfthMonthEnd" xlink:label="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughTwelfthMonthEnd" xlink:title="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughTwelfthMonthEnd" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughTwelfthMonthEnd" xlink:title="definition: DetailsOfTrustLineItems to RedemptionFeePercentageOfNetAssetValuePerUnitRedeemedThroughTwelfthMonthEnd" order="13.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_RedemptionFeesReceived" xlink:label="RedemptionFeesReceived" xlink:title="RedemptionFeesReceived" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DetailsOfTrustLineItems" xlink:to="RedemptionFeesReceived" xlink:title="definition: DetailsOfTrustLineItems to RedemptionFeesReceived" order="14.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_DetailsOfTrustTable" xlink:label="DetailsOfTrustTable" xlink:title="DetailsOfTrustTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="DetailsOfTrustLineItems" xlink:to="DetailsOfTrustTable" xlink:title="definition: DetailsOfTrustLineItems to DetailsOfTrustTable" order="15.0" t1:closed="true" t1:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitsByClassAxis" xlink:label="CapitalUnitsByClassAxis" xlink:title="CapitalUnitsByClassAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="DetailsOfTrustTable" xlink:to="CapitalUnitsByClassAxis" xlink:title="definition: DetailsOfTrustTable to CapitalUnitsByClassAxis" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassDomain" xlink:label="CapitalUnitClassDomain" xlink:title="CapitalUnitClassDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="CapitalUnitsByClassAxis" xlink:to="CapitalUnitClassDomain" xlink:title="definition: CapitalUnitsByClassAxis to CapitalUnitClassDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassDomain" xlink:label="CapitalUnitClassDomain_2" xlink:title="CapitalUnitClassDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="CapitalUnitsByClassAxis" xlink:to="CapitalUnitClassDomain_2" xlink:title="definition: CapitalUnitsByClassAxis to CapitalUnitClassDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitClassAMember" xlink:label="CapitalUnitClassAMember" xlink:title="CapitalUnitClassAMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CapitalUnitClassDomain" xlink:to="CapitalUnitClassAMember" xlink:title="definition: CapitalUnitClassDomain to CapitalUnitClassAMember" order="1.0" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/CreditDerivativesAndCreditrelatedContingencyFeaturesDetails">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditDerivativesLineItems" xlink:label="CreditDerivativesLineItems" xlink:title="CreditDerivativesLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SummaryOfDerivativeInstrumentsAbstract" xlink:label="SummaryOfDerivativeInstrumentsAbstract" xlink:title="SummaryOfDerivativeInstrumentsAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CreditDerivativesLineItems" xlink:to="SummaryOfDerivativeInstrumentsAbstract" xlink:title="definition: CreditDerivativesLineItems to SummaryOfDerivativeInstrumentsAbstract" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditRiskDerivativesAtFairValueNet" xlink:label="CreditRiskDerivativesAtFairValueNet" xlink:title="CreditRiskDerivativesAtFairValueNet" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CreditDerivativesLineItems" xlink:to="CreditRiskDerivativesAtFairValueNet" xlink:title="definition: CreditDerivativesLineItems to CreditRiskDerivativesAtFairValueNet" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeMaturityDates" xlink:label="DerivativeMaturityDates" xlink:title="DerivativeMaturityDates" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CreditDerivativesLineItems" xlink:to="DerivativeMaturityDates" xlink:title="definition: CreditDerivativesLineItems to DerivativeMaturityDates" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeLiabilityNotionalAmount" xlink:label="DerivativeLiabilityNotionalAmount" xlink:title="DerivativeLiabilityNotionalAmount" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CreditDerivativesLineItems" xlink:to="DerivativeLiabilityNotionalAmount" xlink:title="definition: CreditDerivativesLineItems to DerivativeLiabilityNotionalAmount" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeAssetNotionalAmount" xlink:label="DerivativeAssetNotionalAmount" xlink:title="DerivativeAssetNotionalAmount" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CreditDerivativesLineItems" xlink:to="DerivativeAssetNotionalAmount" xlink:title="definition: CreditDerivativesLineItems to DerivativeAssetNotionalAmount" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfCreditDerivativesTable" xlink:label="ScheduleOfCreditDerivativesTable" xlink:title="ScheduleOfCreditDerivativesTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="CreditDerivativesLineItems" xlink:to="ScheduleOfCreditDerivativesTable" xlink:title="definition: CreditDerivativesLineItems to ScheduleOfCreditDerivativesTable" order="6.0" t1:closed="true" t1:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditDerivativesByContractTypeAxis" xlink:label="CreditDerivativesByContractTypeAxis" xlink:title="CreditDerivativesByContractTypeAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="ScheduleOfCreditDerivativesTable" xlink:to="CreditDerivativesByContractTypeAxis" xlink:title="definition: ScheduleOfCreditDerivativesTable to CreditDerivativesByContractTypeAxis" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditDerivativesContractTypeDomain" xlink:label="CreditDerivativesContractTypeDomain" xlink:title="CreditDerivativesContractTypeDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="CreditDerivativesByContractTypeAxis" xlink:to="CreditDerivativesContractTypeDomain" xlink:title="definition: CreditDerivativesByContractTypeAxis to CreditDerivativesContractTypeDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditDerivativesContractTypeDomain" xlink:label="CreditDerivativesContractTypeDomain_2" xlink:title="CreditDerivativesContractTypeDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="CreditDerivativesByContractTypeAxis" xlink:to="CreditDerivativesContractTypeDomain_2" xlink:title="definition: CreditDerivativesByContractTypeAxis to CreditDerivativesContractTypeDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditDefaultSwapMember" xlink:label="CreditDefaultSwapMember" xlink:title="CreditDefaultSwapMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CreditDerivativesContractTypeDomain" xlink:to="CreditDefaultSwapMember" xlink:title="definition: CreditDerivativesContractTypeDomain to CreditDefaultSwapMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ExternalCreditRatingByGroupingAxis" xlink:label="ExternalCreditRatingByGroupingAxis" xlink:title="ExternalCreditRatingByGroupingAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="ScheduleOfCreditDerivativesTable" xlink:to="ExternalCreditRatingByGroupingAxis" xlink:title="definition: ScheduleOfCreditDerivativesTable to ExternalCreditRatingByGroupingAxis" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ExternalCreditRatingByGroupingDomain" xlink:label="ExternalCreditRatingByGroupingDomain" xlink:title="ExternalCreditRatingByGroupingDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ExternalCreditRatingByGroupingAxis" xlink:to="ExternalCreditRatingByGroupingDomain" xlink:title="definition: ExternalCreditRatingByGroupingAxis to ExternalCreditRatingByGroupingDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ExternalCreditRatingByGroupingDomain" xlink:label="ExternalCreditRatingByGroupingDomain_2" xlink:title="ExternalCreditRatingByGroupingDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ExternalCreditRatingByGroupingAxis" xlink:to="ExternalCreditRatingByGroupingDomain_2" xlink:title="definition: ExternalCreditRatingByGroupingAxis to ExternalCreditRatingByGroupingDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ExternalCreditRatingInvestmentGradeMember" xlink:label="ExternalCreditRatingInvestmentGradeMember" xlink:title="ExternalCreditRatingInvestmentGradeMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ExternalCreditRatingByGroupingDomain" xlink:to="ExternalCreditRatingInvestmentGradeMember" xlink:title="definition: ExternalCreditRatingByGroupingDomain to ExternalCreditRatingInvestmentGradeMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ExternalCreditRatingNonInvestmentGradeMember" xlink:label="ExternalCreditRatingNonInvestmentGradeMember" xlink:title="ExternalCreditRatingNonInvestmentGradeMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ExternalCreditRatingByGroupingDomain" xlink:to="ExternalCreditRatingNonInvestmentGradeMember" xlink:title="definition: ExternalCreditRatingByGroupingDomain to ExternalCreditRatingNonInvestmentGradeMember" order="2.0" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/TradingActivitiesAndRelatedRisksDerivativesByInstrumentTypeAndLocationOfInstrumentsOnStatementsOfFinancialConditionDetails">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativesFairValueLineItems" xlink:label="DerivativesFairValueLineItems" xlink:title="DerivativesFairValueLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeFairValueOfDerivativeNetAbstract" xlink:label="DerivativeFairValueOfDerivativeNetAbstract" xlink:title="DerivativeFairValueOfDerivativeNetAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativesFairValueLineItems" xlink:to="DerivativeFairValueOfDerivativeNetAbstract" xlink:title="definition: DerivativesFairValueLineItems to DerivativeFairValueOfDerivativeNetAbstract" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral" xlink:label="DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral" xlink:title="DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativesFairValueLineItems" xlink:to="DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral" xlink:title="definition: DerivativesFairValueLineItems to DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral" xlink:label="DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral" xlink:title="DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativesFairValueLineItems" xlink:to="DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral" xlink:title="definition: DerivativesFairValueLineItems to DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeFairValueOfDerivativeNet" xlink:label="DerivativeFairValueOfDerivativeNet" xlink:title="DerivativeFairValueOfDerivativeNet" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativesFairValueLineItems" xlink:to="DerivativeFairValueOfDerivativeNet" xlink:title="definition: DerivativesFairValueLineItems to DerivativeFairValueOfDerivativeNet" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable" xlink:label="FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable" xlink:title="FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="DerivativesFairValueLineItems" xlink:to="FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable" xlink:title="definition: DerivativesFairValueLineItems to FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable" order="5.0" t1:closed="true" t1:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="DerivativeInstrumentRiskAxis" xlink:title="DerivativeInstrumentRiskAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable" xlink:to="DerivativeInstrumentRiskAxis" xlink:title="definition: FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable to DerivativeInstrumentRiskAxis" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="DerivativeContractTypeDomain" xlink:title="DerivativeContractTypeDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="DerivativeInstrumentRiskAxis" xlink:to="DerivativeContractTypeDomain" xlink:title="definition: DerivativeInstrumentRiskAxis to DerivativeContractTypeDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="DerivativeContractTypeDomain_2" xlink:title="DerivativeContractTypeDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="DerivativeInstrumentRiskAxis" xlink:to="DerivativeContractTypeDomain_2" xlink:title="definition: DerivativeInstrumentRiskAxis to DerivativeContractTypeDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AgriculturalSectorMember" xlink:label="AgriculturalSectorMember" xlink:title="AgriculturalSectorMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="AgriculturalSectorMember" xlink:title="definition: DerivativeContractTypeDomain to AgriculturalSectorMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EnergyRelatedDerivativeMember" xlink:label="EnergyRelatedDerivativeMember" xlink:title="EnergyRelatedDerivativeMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="EnergyRelatedDerivativeMember" xlink:title="definition: DerivativeContractTypeDomain to EnergyRelatedDerivativeMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_MetalContractsMember" xlink:label="MetalContractsMember" xlink:title="MetalContractsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="MetalContractsMember" xlink:title="definition: DerivativeContractTypeDomain to MetalContractsMember" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_StockIndicesContractsMember" xlink:label="StockIndicesContractsMember" xlink:title="StockIndicesContractsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="StockIndicesContractsMember" xlink:title="definition: DerivativeContractTypeDomain to StockIndicesContractsMember" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_ShortTermInterestRateContractMember" xlink:label="ShortTermInterestRateContractMember" xlink:title="ShortTermInterestRateContractMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="ShortTermInterestRateContractMember" xlink:title="definition: DerivativeContractTypeDomain to ShortTermInterestRateContractMember" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_LongTermInterestRateContractsMember" xlink:label="LongTermInterestRateContractsMember" xlink:title="LongTermInterestRateContractsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="LongTermInterestRateContractsMember" xlink:title="definition: DerivativeContractTypeDomain to LongTermInterestRateContractsMember" order="6.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignExchangeForwardMember" xlink:label="ForeignExchangeForwardMember" xlink:title="ForeignExchangeForwardMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="ForeignExchangeForwardMember" xlink:title="definition: DerivativeContractTypeDomain to ForeignExchangeForwardMember" order="7.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditDefaultSwapMember" xlink:label="CreditDefaultSwapMember" xlink:title="CreditDefaultSwapMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="CreditDefaultSwapMember" xlink:title="definition: DerivativeContractTypeDomain to CreditDefaultSwapMember" order="8.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestRateSwapMember" xlink:label="InterestRateSwapMember" xlink:title="InterestRateSwapMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="InterestRateSwapMember" xlink:title="definition: DerivativeContractTypeDomain to InterestRateSwapMember" order="9.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HedgingDesignationAxis" xlink:label="HedgingDesignationAxis" xlink:title="HedgingDesignationAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable" xlink:to="HedgingDesignationAxis" xlink:title="definition: FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable to HedgingDesignationAxis" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HedgingDesignationDomain" xlink:label="HedgingDesignationDomain" xlink:title="HedgingDesignationDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="HedgingDesignationAxis" xlink:to="HedgingDesignationDomain" xlink:title="definition: HedgingDesignationAxis to HedgingDesignationDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HedgingDesignationDomain" xlink:label="HedgingDesignationDomain_2" xlink:title="HedgingDesignationDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="HedgingDesignationAxis" xlink:to="HedgingDesignationDomain_2" xlink:title="definition: HedgingDesignationAxis to HedgingDesignationDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NondesignatedMember" xlink:label="NondesignatedMember" xlink:title="NondesignatedMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="HedgingDesignationDomain" xlink:to="NondesignatedMember" xlink:title="definition: HedgingDesignationDomain to NondesignatedMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationAxis" xlink:label="BalanceSheetLocationAxis" xlink:title="BalanceSheetLocationAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable" xlink:to="BalanceSheetLocationAxis" xlink:title="definition: FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable to BalanceSheetLocationAxis" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="BalanceSheetLocationDomain" xlink:title="BalanceSheetLocationDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="BalanceSheetLocationAxis" xlink:to="BalanceSheetLocationDomain" xlink:title="definition: BalanceSheetLocationAxis to BalanceSheetLocationDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="BalanceSheetLocationDomain_2" xlink:title="BalanceSheetLocationDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="BalanceSheetLocationAxis" xlink:to="BalanceSheetLocationDomain_2" xlink:title="definition: BalanceSheetLocationAxis to BalanceSheetLocationDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_NetUnrealizedGainLossOnOpenFuturesContractsMember" xlink:label="NetUnrealizedGainLossOnOpenFuturesContractsMember" xlink:title="NetUnrealizedGainLossOnOpenFuturesContractsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="BalanceSheetLocationDomain" xlink:to="NetUnrealizedGainLossOnOpenFuturesContractsMember" xlink:title="definition: BalanceSheetLocationDomain to NetUnrealizedGainLossOnOpenFuturesContractsMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_NetUnrealizedGainLossOnOpenForwardCurrencyContractsMember" xlink:label="NetUnrealizedGainLossOnOpenForwardCurrencyContractsMember" xlink:title="NetUnrealizedGainLossOnOpenForwardCurrencyContractsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="BalanceSheetLocationDomain" xlink:to="NetUnrealizedGainLossOnOpenForwardCurrencyContractsMember" xlink:title="definition: BalanceSheetLocationDomain to NetUnrealizedGainLossOnOpenForwardCurrencyContractsMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CreditRiskDerivativeAssetsAtFairValueMember" xlink:label="CreditRiskDerivativeAssetsAtFairValueMember" xlink:title="CreditRiskDerivativeAssetsAtFairValueMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="BalanceSheetLocationDomain" xlink:to="CreditRiskDerivativeAssetsAtFairValueMember" xlink:title="definition: BalanceSheetLocationDomain to CreditRiskDerivativeAssetsAtFairValueMember" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_InterestRateDerivativeAssetsAtFairValueMember" xlink:label="InterestRateDerivativeAssetsAtFairValueMember" xlink:title="InterestRateDerivativeAssetsAtFairValueMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="BalanceSheetLocationDomain" xlink:to="InterestRateDerivativeAssetsAtFairValueMember" xlink:title="definition: BalanceSheetLocationDomain to InterestRateDerivativeAssetsAtFairValueMember" order="4.0" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/TradingActivitiesAndRelatedRisksDerivativesByInstrumentTypeDetails">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems" xlink:label="DerivativeInstrumentsGainLossLineItems" xlink:title="DerivativeInstrumentsGainLossLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeGainLossOnDerivativeNetAbstract" xlink:label="DerivativeGainLossOnDerivativeNetAbstract" xlink:title="DerivativeGainLossOnDerivativeNetAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeInstrumentsGainLossLineItems" xlink:to="DerivativeGainLossOnDerivativeNetAbstract" xlink:title="definition: DerivativeInstrumentsGainLossLineItems to DerivativeGainLossOnDerivativeNetAbstract" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TradingGainsLosses" xlink:label="TradingGainsLosses" xlink:title="TradingGainsLosses" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeInstrumentsGainLossLineItems" xlink:to="TradingGainsLosses" xlink:title="definition: DerivativeInstrumentsGainLossLineItems to TradingGainsLosses" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable" xlink:label="DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable" xlink:title="DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="DerivativeInstrumentsGainLossLineItems" xlink:to="DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable" xlink:title="definition: DerivativeInstrumentsGainLossLineItems to DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable" order="3.0" t1:closed="true" t1:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="DerivativeInstrumentRiskAxis" xlink:title="DerivativeInstrumentRiskAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable" xlink:to="DerivativeInstrumentRiskAxis" xlink:title="definition: DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable to DerivativeInstrumentRiskAxis" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="DerivativeContractTypeDomain" xlink:title="DerivativeContractTypeDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="DerivativeInstrumentRiskAxis" xlink:to="DerivativeContractTypeDomain" xlink:title="definition: DerivativeInstrumentRiskAxis to DerivativeContractTypeDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="DerivativeContractTypeDomain_2" xlink:title="DerivativeContractTypeDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="DerivativeInstrumentRiskAxis" xlink:to="DerivativeContractTypeDomain_2" xlink:title="definition: DerivativeInstrumentRiskAxis to DerivativeContractTypeDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AgriculturalSectorMember" xlink:label="AgriculturalSectorMember" xlink:title="AgriculturalSectorMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="AgriculturalSectorMember" xlink:title="definition: DerivativeContractTypeDomain to AgriculturalSectorMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EnergyRelatedDerivativeMember" xlink:label="EnergyRelatedDerivativeMember" xlink:title="EnergyRelatedDerivativeMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="EnergyRelatedDerivativeMember" xlink:title="definition: DerivativeContractTypeDomain to EnergyRelatedDerivativeMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_MetalContractsMember" xlink:label="MetalContractsMember" xlink:title="MetalContractsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="MetalContractsMember" xlink:title="definition: DerivativeContractTypeDomain to MetalContractsMember" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_StockIndicesContractsMember" xlink:label="StockIndicesContractsMember" xlink:title="StockIndicesContractsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="StockIndicesContractsMember" xlink:title="definition: DerivativeContractTypeDomain to StockIndicesContractsMember" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_ShortTermInterestRateContractMember" xlink:label="ShortTermInterestRateContractMember" xlink:title="ShortTermInterestRateContractMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="ShortTermInterestRateContractMember" xlink:title="definition: DerivativeContractTypeDomain to ShortTermInterestRateContractMember" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_LongTermInterestRateContractsMember" xlink:label="LongTermInterestRateContractsMember" xlink:title="LongTermInterestRateContractsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="LongTermInterestRateContractsMember" xlink:title="definition: DerivativeContractTypeDomain to LongTermInterestRateContractsMember" order="6.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignExchangeForwardMember" xlink:label="ForeignExchangeForwardMember" xlink:title="ForeignExchangeForwardMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="ForeignExchangeForwardMember" xlink:title="definition: DerivativeContractTypeDomain to ForeignExchangeForwardMember" order="7.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditDefaultSwapMember" xlink:label="CreditDefaultSwapMember" xlink:title="CreditDefaultSwapMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="CreditDefaultSwapMember" xlink:title="definition: DerivativeContractTypeDomain to CreditDefaultSwapMember" order="8.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestRateSwapMember" xlink:label="InterestRateSwapMember" xlink:title="InterestRateSwapMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="InterestRateSwapMember" xlink:title="definition: DerivativeContractTypeDomain to InterestRateSwapMember" order="9.0" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/TradingActivitiesAndRelatedRisksLocationOfGainsAndLossesOnStatementsOfOperationsDetails">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeLineItems" xlink:label="DerivativeLineItems" xlink:title="DerivativeLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GeneralDiscussionOfDerivativeInstrumentsAndHedgingActivitiesAbstract" xlink:label="GeneralDiscussionOfDerivativeInstrumentsAndHedgingActivitiesAbstract" xlink:title="GeneralDiscussionOfDerivativeInstrumentsAndHedgingActivitiesAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeLineItems" xlink:to="GeneralDiscussionOfDerivativeInstrumentsAndHedgingActivitiesAbstract" xlink:title="definition: DerivativeLineItems to GeneralDiscussionOfDerivativeInstrumentsAndHedgingActivitiesAbstract" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_DerivativeMonthlyAverageOfContractsBoughtAndSold" xlink:label="DerivativeMonthlyAverageOfContractsBoughtAndSold" xlink:title="DerivativeMonthlyAverageOfContractsBoughtAndSold" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeLineItems" xlink:to="DerivativeMonthlyAverageOfContractsBoughtAndSold" xlink:title="definition: DerivativeLineItems to DerivativeMonthlyAverageOfContractsBoughtAndSold" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_DerivativeMonthlyAverageNotionalValue" xlink:label="DerivativeMonthlyAverageNotionalValue" xlink:title="DerivativeMonthlyAverageNotionalValue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeLineItems" xlink:to="DerivativeMonthlyAverageNotionalValue" xlink:title="definition: DerivativeLineItems to DerivativeMonthlyAverageNotionalValue" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeAverageRemainingMaturity1" xlink:label="DerivativeAverageRemainingMaturity1" xlink:title="DerivativeAverageRemainingMaturity1" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeLineItems" xlink:to="DerivativeAverageRemainingMaturity1" xlink:title="definition: DerivativeLineItems to DerivativeAverageRemainingMaturity1" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeMaturityDates" xlink:label="DerivativeMaturityDates" xlink:title="DerivativeMaturityDates" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeLineItems" xlink:to="DerivativeMaturityDates" xlink:title="definition: DerivativeLineItems to DerivativeMaturityDates" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeTable" xlink:label="DerivativeTable" xlink:title="DerivativeTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="DerivativeLineItems" xlink:to="DerivativeTable" xlink:title="definition: DerivativeLineItems to DerivativeTable" order="6.0" t1:closed="true" t1:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="DerivativeInstrumentRiskAxis" xlink:title="DerivativeInstrumentRiskAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="DerivativeTable" xlink:to="DerivativeInstrumentRiskAxis" xlink:title="definition: DerivativeTable to DerivativeInstrumentRiskAxis" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="DerivativeContractTypeDomain" xlink:title="DerivativeContractTypeDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="DerivativeInstrumentRiskAxis" xlink:to="DerivativeContractTypeDomain" xlink:title="definition: DerivativeInstrumentRiskAxis to DerivativeContractTypeDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="DerivativeContractTypeDomain_2" xlink:title="DerivativeContractTypeDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="DerivativeInstrumentRiskAxis" xlink:to="DerivativeContractTypeDomain_2" xlink:title="definition: DerivativeInstrumentRiskAxis to DerivativeContractTypeDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FutureMember" xlink:label="FutureMember" xlink:title="FutureMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="FutureMember" xlink:title="definition: DerivativeContractTypeDomain to FutureMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForwardContractsMember" xlink:label="ForwardContractsMember" xlink:title="ForwardContractsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="ForwardContractsMember" xlink:title="definition: DerivativeContractTypeDomain to ForwardContractsMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CreditDefaultSwapAndInterestRateSwapMember" xlink:label="CreditDefaultSwapAndInterestRateSwapMember" xlink:title="CreditDefaultSwapAndInterestRateSwapMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="CreditDefaultSwapAndInterestRateSwapMember" xlink:title="definition: DerivativeContractTypeDomain to CreditDefaultSwapAndInterestRateSwapMember" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeAxis" xlink:label="RangeAxis" xlink:title="RangeAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="DerivativeTable" xlink:to="RangeAxis" xlink:title="definition: DerivativeTable to RangeAxis" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember" xlink:label="RangeMember" xlink:title="RangeMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="RangeAxis" xlink:to="RangeMember" xlink:title="definition: RangeAxis to RangeMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember" xlink:label="RangeMember_2" xlink:title="RangeMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="RangeAxis" xlink:to="RangeMember_2" xlink:title="definition: RangeAxis to RangeMember_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MaximumMember" xlink:label="MaximumMember" xlink:title="MaximumMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="RangeMember" xlink:to="MaximumMember" xlink:title="definition: RangeMember to MaximumMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems" xlink:label="DerivativeInstrumentsGainLossLineItems" xlink:title="DerivativeInstrumentsGainLossLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeGainLossOnDerivativeNetAbstract" xlink:label="DerivativeGainLossOnDerivativeNetAbstract" xlink:title="DerivativeGainLossOnDerivativeNetAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeInstrumentsGainLossLineItems" xlink:to="DerivativeGainLossOnDerivativeNetAbstract" xlink:title="definition: DerivativeInstrumentsGainLossLineItems to DerivativeGainLossOnDerivativeNetAbstract" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TradingGainsLosses" xlink:label="TradingGainsLosses" xlink:title="TradingGainsLosses" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeInstrumentsGainLossLineItems" xlink:to="TradingGainsLosses" xlink:title="definition: DerivativeInstrumentsGainLossLineItems to TradingGainsLosses" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_GainsLossesOnForeignCurrencyCashBalancesAtFuturesBrokers" xlink:label="GainsLossesOnForeignCurrencyCashBalancesAtFuturesBrokers" xlink:title="GainsLossesOnForeignCurrencyCashBalancesAtFuturesBrokers" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeInstrumentsGainLossLineItems" xlink:to="GainsLossesOnForeignCurrencyCashBalancesAtFuturesBrokers" xlink:title="definition: DerivativeInstrumentsGainLossLineItems to GainsLossesOnForeignCurrencyCashBalancesAtFuturesBrokers" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_GainsLossesOnSpotTradesInConnectionWithForwardCurrencyTradingAtInterbankMarketMaker" xlink:label="GainsLossesOnSpotTradesInConnectionWithForwardCurrencyTradingAtInterbankMarketMaker" xlink:title="GainsLossesOnSpotTradesInConnectionWithForwardCurrencyTradingAtInterbankMarketMaker" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeInstrumentsGainLossLineItems" xlink:to="GainsLossesOnSpotTradesInConnectionWithForwardCurrencyTradingAtInterbankMarketMaker" xlink:title="definition: DerivativeInstrumentsGainLossLineItems to GainsLossesOnSpotTradesInConnectionWithForwardCurrencyTradingAtInterbankMarketMaker" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable" xlink:label="DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable" xlink:title="DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="DerivativeInstrumentsGainLossLineItems" xlink:to="DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable" xlink:title="definition: DerivativeInstrumentsGainLossLineItems to DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable" order="5.0" t1:closed="true" t1:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="IncomeStatementLocationAxis" xlink:title="IncomeStatementLocationAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable" xlink:to="IncomeStatementLocationAxis" xlink:title="definition: DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable to IncomeStatementLocationAxis" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="IncomeStatementLocationDomain" xlink:title="IncomeStatementLocationDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="IncomeStatementLocationAxis" xlink:to="IncomeStatementLocationDomain" xlink:title="definition: IncomeStatementLocationAxis to IncomeStatementLocationDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="IncomeStatementLocationDomain_2" xlink:title="IncomeStatementLocationDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="IncomeStatementLocationAxis" xlink:to="IncomeStatementLocationDomain_2" xlink:title="definition: IncomeStatementLocationAxis to IncomeStatementLocationDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_FuturesTradingGainsLossesRealizedMember" xlink:label="FuturesTradingGainsLossesRealizedMember" xlink:title="FuturesTradingGainsLossesRealizedMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IncomeStatementLocationDomain" xlink:to="FuturesTradingGainsLossesRealizedMember" xlink:title="definition: IncomeStatementLocationDomain to FuturesTradingGainsLossesRealizedMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_FuturesTradingGainsLossesChangeInUnrealizedMember" xlink:label="FuturesTradingGainsLossesChangeInUnrealizedMember" xlink:title="FuturesTradingGainsLossesChangeInUnrealizedMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IncomeStatementLocationDomain" xlink:to="FuturesTradingGainsLossesChangeInUnrealizedMember" xlink:title="definition: IncomeStatementLocationDomain to FuturesTradingGainsLossesChangeInUnrealizedMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_ForwardCurrencyTradingGainsLossesRealizedMember" xlink:label="ForwardCurrencyTradingGainsLossesRealizedMember" xlink:title="ForwardCurrencyTradingGainsLossesRealizedMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IncomeStatementLocationDomain" xlink:to="ForwardCurrencyTradingGainsLossesRealizedMember" xlink:title="definition: IncomeStatementLocationDomain to ForwardCurrencyTradingGainsLossesRealizedMember" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_ForwardCurrencyTradingGainsLossesChangeInUnrealizedMember" xlink:label="ForwardCurrencyTradingGainsLossesChangeInUnrealizedMember" xlink:title="ForwardCurrencyTradingGainsLossesChangeInUnrealizedMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IncomeStatementLocationDomain" xlink:to="ForwardCurrencyTradingGainsLossesChangeInUnrealizedMember" xlink:title="definition: IncomeStatementLocationDomain to ForwardCurrencyTradingGainsLossesChangeInUnrealizedMember" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_SwapTradingGainsLossesRealizedMember" xlink:label="SwapTradingGainsLossesRealizedMember" xlink:title="SwapTradingGainsLossesRealizedMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IncomeStatementLocationDomain" xlink:to="SwapTradingGainsLossesRealizedMember" xlink:title="definition: IncomeStatementLocationDomain to SwapTradingGainsLossesRealizedMember" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_SwapTradingGainsLossesChangeInUnrealizedMember" xlink:label="SwapTradingGainsLossesChangeInUnrealizedMember" xlink:title="SwapTradingGainsLossesChangeInUnrealizedMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IncomeStatementLocationDomain" xlink:to="SwapTradingGainsLossesChangeInUnrealizedMember" xlink:title="definition: IncomeStatementLocationDomain to SwapTradingGainsLossesChangeInUnrealizedMember" order="6.0" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/TradingActivitiesAndRelatedRisksCreditRiskDetails" />
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/TradingActivitiesAndRelatedRisksOffsettingOfDerivativeAssetsAndCollateralReceivedByCounterpartyDetails">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OffsettingAssetsLineItems" xlink:label="OffsettingAssetsLineItems" xlink:title="OffsettingAssetsLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OffsettingDerivativeAssetsAbstract" xlink:label="OffsettingDerivativeAssetsAbstract" xlink:title="OffsettingDerivativeAssetsAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="OffsettingAssetsLineItems" xlink:to="OffsettingDerivativeAssetsAbstract" xlink:title="definition: OffsettingAssetsLineItems to OffsettingDerivativeAssetsAbstract" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeAssetFairValueAmountOffsetAgainstCollateralAbstract" xlink:label="DerivativeAssetFairValueAmountOffsetAgainstCollateralAbstract" xlink:title="DerivativeAssetFairValueAmountOffsetAgainstCollateralAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="OffsettingAssetsLineItems" xlink:to="DerivativeAssetFairValueAmountOffsetAgainstCollateralAbstract" xlink:title="definition: OffsettingAssetsLineItems to DerivativeAssetFairValueAmountOffsetAgainstCollateralAbstract" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral" xlink:label="DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral" xlink:title="DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="OffsettingAssetsLineItems" xlink:to="DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral" xlink:title="definition: OffsettingAssetsLineItems to DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeCollateralObligationToReturnSecurities" xlink:label="DerivativeCollateralObligationToReturnSecurities" xlink:title="DerivativeCollateralObligationToReturnSecurities" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="OffsettingAssetsLineItems" xlink:to="DerivativeCollateralObligationToReturnSecurities" xlink:title="definition: OffsettingAssetsLineItems to DerivativeCollateralObligationToReturnSecurities" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeCollateralObligationToReturnCash" xlink:label="DerivativeCollateralObligationToReturnCash" xlink:title="DerivativeCollateralObligationToReturnCash" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="OffsettingAssetsLineItems" xlink:to="DerivativeCollateralObligationToReturnCash" xlink:title="definition: OffsettingAssetsLineItems to DerivativeCollateralObligationToReturnCash" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral" xlink:label="DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral" xlink:title="DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="OffsettingAssetsLineItems" xlink:to="DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral" xlink:title="definition: OffsettingAssetsLineItems to DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral" order="6.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeFairValueOfDerivativeAsset" xlink:label="DerivativeFairValueOfDerivativeAsset" xlink:title="DerivativeFairValueOfDerivativeAsset" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="OffsettingAssetsLineItems" xlink:to="DerivativeFairValueOfDerivativeAsset" xlink:title="definition: OffsettingAssetsLineItems to DerivativeFairValueOfDerivativeAsset" order="7.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeAssetFairValueGrossLiability" xlink:label="DerivativeAssetFairValueGrossLiability" xlink:title="DerivativeAssetFairValueGrossLiability" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="OffsettingAssetsLineItems" xlink:to="DerivativeAssetFairValueGrossLiability" xlink:title="definition: OffsettingAssetsLineItems to DerivativeAssetFairValueGrossLiability" order="8.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OffsettingAssetsTable" xlink:label="OffsettingAssetsTable" xlink:title="OffsettingAssetsTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="OffsettingAssetsLineItems" xlink:to="OffsettingAssetsTable" xlink:title="definition: OffsettingAssetsLineItems to OffsettingAssetsTable" order="9.0" t1:closed="true" t1:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="DerivativeInstrumentRiskAxis" xlink:title="DerivativeInstrumentRiskAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="OffsettingAssetsTable" xlink:to="DerivativeInstrumentRiskAxis" xlink:title="definition: OffsettingAssetsTable to DerivativeInstrumentRiskAxis" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="DerivativeContractTypeDomain" xlink:title="DerivativeContractTypeDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="DerivativeInstrumentRiskAxis" xlink:to="DerivativeContractTypeDomain" xlink:title="definition: DerivativeInstrumentRiskAxis to DerivativeContractTypeDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="DerivativeContractTypeDomain_2" xlink:title="DerivativeContractTypeDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="DerivativeInstrumentRiskAxis" xlink:to="DerivativeContractTypeDomain_2" xlink:title="definition: DerivativeInstrumentRiskAxis to DerivativeContractTypeDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FutureMember" xlink:label="FutureMember" xlink:title="FutureMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="FutureMember" xlink:title="definition: DerivativeContractTypeDomain to FutureMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignExchangeForwardMember" xlink:label="ForeignExchangeForwardMember" xlink:title="ForeignExchangeForwardMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="ForeignExchangeForwardMember" xlink:title="definition: DerivativeContractTypeDomain to ForeignExchangeForwardMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CreditDefaultSwapAndInterestRateSwapMember" xlink:label="CreditDefaultSwapAndInterestRateSwapMember" xlink:title="CreditDefaultSwapAndInterestRateSwapMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="CreditDefaultSwapAndInterestRateSwapMember" xlink:title="definition: DerivativeContractTypeDomain to CreditDefaultSwapAndInterestRateSwapMember" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_CounterpartyNameAxis" xlink:label="CounterpartyNameAxis" xlink:title="CounterpartyNameAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="OffsettingAssetsTable" xlink:to="CounterpartyNameAxis" xlink:title="definition: OffsettingAssetsTable to CounterpartyNameAxis" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RepurchaseAgreementCounterpartyNameDomain" xlink:label="RepurchaseAgreementCounterpartyNameDomain" xlink:title="RepurchaseAgreementCounterpartyNameDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="CounterpartyNameAxis" xlink:to="RepurchaseAgreementCounterpartyNameDomain" xlink:title="definition: CounterpartyNameAxis to RepurchaseAgreementCounterpartyNameDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RepurchaseAgreementCounterpartyNameDomain" xlink:label="RepurchaseAgreementCounterpartyNameDomain_2" xlink:title="RepurchaseAgreementCounterpartyNameDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="CounterpartyNameAxis" xlink:to="RepurchaseAgreementCounterpartyNameDomain_2" xlink:title="definition: CounterpartyNameAxis to RepurchaseAgreementCounterpartyNameDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_UbsSecuritiesLlcMember" xlink:label="UbsSecuritiesLlcMember" xlink:title="UbsSecuritiesLlcMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="RepurchaseAgreementCounterpartyNameDomain" xlink:to="UbsSecuritiesLlcMember" xlink:title="definition: RepurchaseAgreementCounterpartyNameDomain to UbsSecuritiesLlcMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_GoldmanSachsCoMember" xlink:label="GoldmanSachsCoMember" xlink:title="GoldmanSachsCoMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="RepurchaseAgreementCounterpartyNameDomain" xlink:to="GoldmanSachsCoMember" xlink:title="definition: RepurchaseAgreementCounterpartyNameDomain to GoldmanSachsCoMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_NatwestMarketsPlcMember" xlink:label="NatwestMarketsPlcMember" xlink:title="NatwestMarketsPlcMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="RepurchaseAgreementCounterpartyNameDomain" xlink:to="NatwestMarketsPlcMember" xlink:title="definition: RepurchaseAgreementCounterpartyNameDomain to NatwestMarketsPlcMember" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransactionTypeAxis" xlink:label="TransactionTypeAxis" xlink:title="TransactionTypeAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="OffsettingAssetsTable" xlink:to="TransactionTypeAxis" xlink:title="definition: OffsettingAssetsTable to TransactionTypeAxis" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransactionDomain" xlink:label="TransactionDomain" xlink:title="TransactionDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="TransactionTypeAxis" xlink:to="TransactionDomain" xlink:title="definition: TransactionTypeAxis to TransactionDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransactionDomain" xlink:label="TransactionDomain_2" xlink:title="TransactionDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="TransactionTypeAxis" xlink:to="TransactionDomain_2" xlink:title="definition: TransactionTypeAxis to TransactionDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ExchangeTradedMember" xlink:label="ExchangeTradedMember" xlink:title="ExchangeTradedMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="TransactionDomain" xlink:to="ExchangeTradedMember" xlink:title="definition: TransactionDomain to ExchangeTradedMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OverTheCounterMember" xlink:label="OverTheCounterMember" xlink:title="OverTheCounterMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="TransactionDomain" xlink:to="OverTheCounterMember" xlink:title="definition: TransactionDomain to OverTheCounterMember" order="2.0" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://campbell.com/role/TradingActivitiesAndRelatedRisksOffsettingOfDerivativeLiabilitiesAndCollateralPledgedByCounterpartyDetails">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OffsettingLiabilitiesLineItems" xlink:label="OffsettingLiabilitiesLineItems" xlink:title="OffsettingLiabilitiesLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OffsettingDerivativeLiabilitiesAbstract" xlink:label="OffsettingDerivativeLiabilitiesAbstract" xlink:title="OffsettingDerivativeLiabilitiesAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="OffsettingLiabilitiesLineItems" xlink:to="OffsettingDerivativeLiabilitiesAbstract" xlink:title="definition: OffsettingLiabilitiesLineItems to OffsettingDerivativeLiabilitiesAbstract" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeLiabilityFairValueAmountOffsetAgainstCollateralAbstract" xlink:label="DerivativeLiabilityFairValueAmountOffsetAgainstCollateralAbstract" xlink:title="DerivativeLiabilityFairValueAmountOffsetAgainstCollateralAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="OffsettingLiabilitiesLineItems" xlink:to="DerivativeLiabilityFairValueAmountOffsetAgainstCollateralAbstract" xlink:title="definition: OffsettingLiabilitiesLineItems to DerivativeLiabilityFairValueAmountOffsetAgainstCollateralAbstract" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral" xlink:label="DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral" xlink:title="DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="OffsettingLiabilitiesLineItems" xlink:to="DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral" xlink:title="definition: OffsettingLiabilitiesLineItems to DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeLiabilityCollateralRightToReclaimCashOffset" xlink:label="DerivativeLiabilityCollateralRightToReclaimCashOffset" xlink:title="DerivativeLiabilityCollateralRightToReclaimCashOffset" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="OffsettingLiabilitiesLineItems" xlink:to="DerivativeLiabilityCollateralRightToReclaimCashOffset" xlink:title="definition: OffsettingLiabilitiesLineItems to DerivativeLiabilityCollateralRightToReclaimCashOffset" order="4.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeCollateralRightToReclaimCash" xlink:label="DerivativeCollateralRightToReclaimCash" xlink:title="DerivativeCollateralRightToReclaimCash" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="OffsettingLiabilitiesLineItems" xlink:to="DerivativeCollateralRightToReclaimCash" xlink:title="definition: OffsettingLiabilitiesLineItems to DerivativeCollateralRightToReclaimCash" order="5.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral" xlink:label="DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral" xlink:title="DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="OffsettingLiabilitiesLineItems" xlink:to="DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral" xlink:title="definition: OffsettingLiabilitiesLineItems to DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral" order="6.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeFairValueOfDerivativeLiability" xlink:label="DerivativeFairValueOfDerivativeLiability" xlink:title="DerivativeFairValueOfDerivativeLiability" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="OffsettingLiabilitiesLineItems" xlink:to="DerivativeFairValueOfDerivativeLiability" xlink:title="definition: OffsettingLiabilitiesLineItems to DerivativeFairValueOfDerivativeLiability" order="7.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeLiabilityFairValueGrossAsset" xlink:label="DerivativeLiabilityFairValueGrossAsset" xlink:title="DerivativeLiabilityFairValueGrossAsset" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="OffsettingLiabilitiesLineItems" xlink:to="DerivativeLiabilityFairValueGrossAsset" xlink:title="definition: OffsettingLiabilitiesLineItems to DerivativeLiabilityFairValueGrossAsset" order="8.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OffsettingLiabilitiesTable" xlink:label="OffsettingLiabilitiesTable" xlink:title="OffsettingLiabilitiesTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="OffsettingLiabilitiesLineItems" xlink:to="OffsettingLiabilitiesTable" xlink:title="definition: OffsettingLiabilitiesLineItems to OffsettingLiabilitiesTable" order="9.0" t1:closed="true" t1:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="DerivativeInstrumentRiskAxis" xlink:title="DerivativeInstrumentRiskAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="OffsettingLiabilitiesTable" xlink:to="DerivativeInstrumentRiskAxis" xlink:title="definition: OffsettingLiabilitiesTable to DerivativeInstrumentRiskAxis" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="DerivativeContractTypeDomain" xlink:title="DerivativeContractTypeDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="DerivativeInstrumentRiskAxis" xlink:to="DerivativeContractTypeDomain" xlink:title="definition: DerivativeInstrumentRiskAxis to DerivativeContractTypeDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="DerivativeContractTypeDomain_2" xlink:title="DerivativeContractTypeDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="DerivativeInstrumentRiskAxis" xlink:to="DerivativeContractTypeDomain_2" xlink:title="definition: DerivativeInstrumentRiskAxis to DerivativeContractTypeDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FutureMember" xlink:label="FutureMember" xlink:title="FutureMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="FutureMember" xlink:title="definition: DerivativeContractTypeDomain to FutureMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignExchangeForwardMember" xlink:label="ForeignExchangeForwardMember" xlink:title="ForeignExchangeForwardMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="ForeignExchangeForwardMember" xlink:title="definition: DerivativeContractTypeDomain to ForeignExchangeForwardMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_CreditDefaultSwapAndInterestRateSwapMember" xlink:label="CreditDefaultSwapAndInterestRateSwapMember" xlink:title="CreditDefaultSwapAndInterestRateSwapMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="DerivativeContractTypeDomain" xlink:to="CreditDefaultSwapAndInterestRateSwapMember" xlink:title="definition: DerivativeContractTypeDomain to CreditDefaultSwapAndInterestRateSwapMember" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_CounterpartyNameAxis" xlink:label="CounterpartyNameAxis" xlink:title="CounterpartyNameAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="OffsettingLiabilitiesTable" xlink:to="CounterpartyNameAxis" xlink:title="definition: OffsettingLiabilitiesTable to CounterpartyNameAxis" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RepurchaseAgreementCounterpartyNameDomain" xlink:label="RepurchaseAgreementCounterpartyNameDomain" xlink:title="RepurchaseAgreementCounterpartyNameDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="CounterpartyNameAxis" xlink:to="RepurchaseAgreementCounterpartyNameDomain" xlink:title="definition: CounterpartyNameAxis to RepurchaseAgreementCounterpartyNameDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RepurchaseAgreementCounterpartyNameDomain" xlink:label="RepurchaseAgreementCounterpartyNameDomain_2" xlink:title="RepurchaseAgreementCounterpartyNameDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="CounterpartyNameAxis" xlink:to="RepurchaseAgreementCounterpartyNameDomain_2" xlink:title="definition: CounterpartyNameAxis to RepurchaseAgreementCounterpartyNameDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_UbsSecuritiesLlcMember" xlink:label="UbsSecuritiesLlcMember" xlink:title="UbsSecuritiesLlcMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="RepurchaseAgreementCounterpartyNameDomain" xlink:to="UbsSecuritiesLlcMember" xlink:title="definition: RepurchaseAgreementCounterpartyNameDomain to UbsSecuritiesLlcMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_GoldmanSachsCoMember" xlink:label="GoldmanSachsCoMember" xlink:title="GoldmanSachsCoMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="RepurchaseAgreementCounterpartyNameDomain" xlink:to="GoldmanSachsCoMember" xlink:title="definition: RepurchaseAgreementCounterpartyNameDomain to GoldmanSachsCoMember" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="cft-20260331.xsd#cft_NatwestMarketsPlcMember" xlink:label="NatwestMarketsPlcMember" xlink:title="NatwestMarketsPlcMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="RepurchaseAgreementCounterpartyNameDomain" xlink:to="NatwestMarketsPlcMember" xlink:title="definition: RepurchaseAgreementCounterpartyNameDomain to NatwestMarketsPlcMember" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransactionTypeAxis" xlink:label="TransactionTypeAxis" xlink:title="TransactionTypeAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="OffsettingLiabilitiesTable" xlink:to="TransactionTypeAxis" xlink:title="definition: OffsettingLiabilitiesTable to TransactionTypeAxis" order="3.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransactionDomain" xlink:label="TransactionDomain" xlink:title="TransactionDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="TransactionTypeAxis" xlink:to="TransactionDomain" xlink:title="definition: TransactionTypeAxis to TransactionDomain" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransactionDomain" xlink:label="TransactionDomain_2" xlink:title="TransactionDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="TransactionTypeAxis" xlink:to="TransactionDomain_2" xlink:title="definition: TransactionTypeAxis to TransactionDomain_2" order="2.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ExchangeTradedMember" xlink:label="ExchangeTradedMember" xlink:title="ExchangeTradedMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="TransactionDomain" xlink:to="ExchangeTradedMember" xlink:title="definition: TransactionDomain to ExchangeTradedMember" order="1.0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OverTheCounterMember" xlink:label="OverTheCounterMember" xlink:title="OverTheCounterMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="TransactionDomain" xlink:to="OverTheCounterMember" xlink:title="definition: TransactionDomain to OverTheCounterMember" order="2.0" />
  </link:definitionLink>
</link:linkbase>
