<?xml version="1.0" encoding="us-ascii" standalone="yes"?>
<!--XBRL Document Created with XBRLMaster-->
<!--Version: 2.3.08-->
<!--Based on XBRL 2.1-->
<!--Date of creation: 10/30/2026-->
<!--Software architectural design and coding: A'c Dharmapremananda Avt.-->
<!--Copyright (c) 2026 I-NET Business Solutions, Inc. All Rights Reserved.-->
<link:linkbase xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://pebk.com/role/Cover" xlink:href="pebk-20260930.xsd#Cover" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/ConsolidatedBalanceSheets" xlink:href="pebk-20260930.xsd#ConsolidatedBalanceSheets" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/ConsolidatedBalanceSheetsParenthetical" xlink:href="pebk-20260930.xsd#ConsolidatedBalanceSheetsParenthetical" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/ConsolidatedStatementsOfEarningsUnaudited" xlink:href="pebk-20260930.xsd#ConsolidatedStatementsOfEarningsUnaudited" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/ConsolidatedStatementsOfComprehensiveIncomeUnaudited" xlink:href="pebk-20260930.xsd#ConsolidatedStatementsOfComprehensiveIncomeUnaudited" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/ConsolidatedStatementsOfChangesInShareholdersEquityUnaudited" xlink:href="pebk-20260930.xsd#ConsolidatedStatementsOfChangesInShareholdersEquityUnaudited" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/ConsolidatedStatementsOfCashFlowsUnaudited" xlink:href="pebk-20260930.xsd#ConsolidatedStatementsOfCashFlowsUnaudited" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/SummaryOfSignificantAccountingPolicies" xlink:href="pebk-20260930.xsd#SummaryOfSignificantAccountingPolicies" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/ComprehensiveIncome" xlink:href="pebk-20260930.xsd#ComprehensiveIncome" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/NetEarningsPerShare" xlink:href="pebk-20260930.xsd#NetEarningsPerShare" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/InvestmentSecurities" xlink:href="pebk-20260930.xsd#InvestmentSecurities" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/Loans" xlink:href="pebk-20260930.xsd#Loans" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/Leases" xlink:href="pebk-20260930.xsd#Leases" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/CommitmentsAndContingencies" xlink:href="pebk-20260930.xsd#CommitmentsAndContingencies" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/FairValue" xlink:href="pebk-20260930.xsd#FairValue" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/ReportableSegments" xlink:href="pebk-20260930.xsd#ReportableSegments" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/SummaryOfSignificantAccountingPoliciesPolicies" xlink:href="pebk-20260930.xsd#SummaryOfSignificantAccountingPoliciesPolicies" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/ComprehensiveIncomeTables" xlink:href="pebk-20260930.xsd#ComprehensiveIncomeTables" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/NetEarningsPerShareTables" xlink:href="pebk-20260930.xsd#NetEarningsPerShareTables" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/InvestmentSecuritiesTables" xlink:href="pebk-20260930.xsd#InvestmentSecuritiesTables" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/LoansTables" xlink:href="pebk-20260930.xsd#LoansTables" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/LeasesTables" xlink:href="pebk-20260930.xsd#LeasesTables" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/CommitmentsAndContingenciesTables" xlink:href="pebk-20260930.xsd#CommitmentsAndContingenciesTables" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/FairValueTables" xlink:href="pebk-20260930.xsd#FairValueTables" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/ReportableSegmentsTables" xlink:href="pebk-20260930.xsd#ReportableSegmentsTables" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/SummaryOfSignificantAccountingPoliciesDetailsNarrative" xlink:href="pebk-20260930.xsd#SummaryOfSignificantAccountingPoliciesDetailsNarrative" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/ComprehensiveIncomeDetails" xlink:href="pebk-20260930.xsd#ComprehensiveIncomeDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/NetEarningsPerShareDetails" xlink:href="pebk-20260930.xsd#NetEarningsPerShareDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/InvestmentSecuritiesDetails" xlink:href="pebk-20260930.xsd#InvestmentSecuritiesDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/InvestmentSecuritiesDetails1" xlink:href="pebk-20260930.xsd#InvestmentSecuritiesDetails1" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/InvestmentSecuritiesDetails2" xlink:href="pebk-20260930.xsd#InvestmentSecuritiesDetails2" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/InvestmentSecuritiesDetailsNarrative" xlink:href="pebk-20260930.xsd#InvestmentSecuritiesDetailsNarrative" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/LoansDetails" xlink:href="pebk-20260930.xsd#LoansDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/LoansDetails1" xlink:href="pebk-20260930.xsd#LoansDetails1" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/LoansDetails2" xlink:href="pebk-20260930.xsd#LoansDetails2" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/LoansDetails3" xlink:href="pebk-20260930.xsd#LoansDetails3" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/LoansDetails4" xlink:href="pebk-20260930.xsd#LoansDetails4" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/LoansDetails5" xlink:href="pebk-20260930.xsd#LoansDetails5" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/LoansDetails6" xlink:href="pebk-20260930.xsd#LoansDetails6" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/LoansDetails7" xlink:href="pebk-20260930.xsd#LoansDetails7" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/LoansDetailsNarrative" xlink:href="pebk-20260930.xsd#LoansDetailsNarrative" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/LeasesDetails" xlink:href="pebk-20260930.xsd#LeasesDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/LeasesDetails1" xlink:href="pebk-20260930.xsd#LeasesDetails1" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/LeasesDetailsNarrative" xlink:href="pebk-20260930.xsd#LeasesDetailsNarrative" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/CommitmentsAndContingenciesDetails" xlink:href="pebk-20260930.xsd#CommitmentsAndContingenciesDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/CommitmentsAndContingenciesDetails1" xlink:href="pebk-20260930.xsd#CommitmentsAndContingenciesDetails1" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/CommitmentsAndContingenciesDetailsNarrative" xlink:href="pebk-20260930.xsd#CommitmentsAndContingenciesDetailsNarrative" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/FairValueDetails" xlink:href="pebk-20260930.xsd#FairValueDetails" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/FairValueDetails1" xlink:href="pebk-20260930.xsd#FairValueDetails1" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/FairValueDetails2" xlink:href="pebk-20260930.xsd#FairValueDetails2" xlink:type="simple" />
  <link:roleRef roleURI="http://pebk.com/role/ReportableSegmentsDetails" xlink:href="pebk-20260930.xsd#ReportableSegmentsDetails" xlink:type="simple" />
  <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension" arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" />
  <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain" arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" />
  <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member" arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" />
  <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all" arcroleURI="http://xbrl.org/int/dim/arcrole/all" />
  <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#notAll" arcroleURI="http://xbrl.org/int/dim/arcrole/notAll" />
  <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default" arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/Cover" xlink:title="00000001 - Document - Cover Page Information">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CoverAbstract" xlink:label="loc_deiCover" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/ConsolidatedBalanceSheets" xlink:title="110200 - Statement - Consolidated Balance Sheets" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/ConsolidatedBalanceSheetsParenthetical" xlink:title="110201 - Statement - Consolidated Balance Sheets (Parenthetical)" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/ConsolidatedStatementsOfEarningsUnaudited" xlink:title="124100 - Statement - Consolidated Statements of Earnings (Unaudited)" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/ConsolidatedStatementsOfComprehensiveIncomeUnaudited" xlink:title="148400 - Statement - Consolidated Statements of Comprehensive Income (Unaudited)" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/ConsolidatedStatementsOfChangesInShareholdersEquityUnaudited" xlink:title="148600 - Statement - Consolidated Statements of Changes in Shareholders' Equity (Unaudited)">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" order="2000" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaapStatementEquityComponentsAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapStatementEquityComponentsAxis" order="1020" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaapEquityComponentDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapStatementEquityComponentsAxis" xlink:to="loc_us-gaapEquityComponentDomain" order="1030" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaapEquityComponentDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapStatementEquityComponentsAxis" xlink:to="loc_us-gaapEquityComponentDomain_10" order="1040" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockMember" xlink:label="loc_us-gaapCommonStockMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_us-gaapCommonStockMember" order="1021" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsMember" xlink:label="loc_us-gaapRetainedEarningsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_us-gaapRetainedEarningsMember" order="1022" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_DeferredCompensationMember" xlink:label="loc_pebkDeferredCompensationMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_pebkDeferredCompensationMember" order="1023" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_commonstockheldbyDeferredCompensationtrustMember" xlink:label="loc_pebkcommonstockheldbyDeferredCompensationtrustMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_pebkcommonstockheldbyDeferredCompensationtrustMember" order="1024" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="loc_us-gaapAccumulatedOtherComprehensiveIncomeMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_us-gaapAccumulatedOtherComprehensiveIncomeMember" order="1025" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharesIssued" xlink:label="loc_us-gaapSharesIssued" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapSharesIssued" order="1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaapStockholdersEquity" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockholdersEquity" order="2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross" xlink:label="loc_us-gaapStockIssuedDuringPeriodSharesRestrictedStockAwardGross" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockIssuedDuringPeriodSharesRestrictedStockAwardGross" order="3" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross" xlink:label="loc_us-gaapStockIssuedDuringPeriodValueRestrictedStockAwardGross" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockIssuedDuringPeriodValueRestrictedStockAwardGross" order="4" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_CashDividendsDeclaredOnCommonStock" xlink:label="loc_pebkCashDividendsDeclaredOnCommonStock" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkCashDividendsDeclaredOnCommonStock" order="5" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_EquityIncentivePlanNetValue" xlink:label="loc_pebkEquityIncentivePlanNetValue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkEquityIncentivePlanNetValue" order="6" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaapNetIncomeLoss" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapNetIncomeLoss" order="7" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" xlink:label="loc_us-gaapOtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapOtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" order="8" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/ConsolidatedStatementsOfCashFlowsUnaudited" xlink:title="170000 - Statement - Consolidated Statements of Cash Flows (Unaudited)" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/SummaryOfSignificantAccountingPolicies" xlink:title="995446 - Disclosure - Summary of Significant Accounting Policies" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/ComprehensiveIncome" xlink:title="995447 - Disclosure - Comprehensive Income" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/NetEarningsPerShare" xlink:title="995448 - Disclosure - Net Earnings Per Share" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/InvestmentSecurities" xlink:title="995449 - Disclosure - Investment Securities" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/Loans" xlink:title="995450 - Disclosure - Loans" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/Leases" xlink:title="995451 - Disclosure - Leases" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/CommitmentsAndContingencies" xlink:title="995452 - Disclosure - Commitments and Contingencies" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/FairValue" xlink:title="995453 - Disclosure - Fair Value" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/ReportableSegments" xlink:title="995454 - Disclosure - Reportable Segments" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/SummaryOfSignificantAccountingPoliciesPolicies" xlink:title="995455 - Disclosure - Summary of Significant Accounting Policies (Policies)" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/ComprehensiveIncomeTables" xlink:title="995456 - Disclosure - Comprehensive Income (Tables)" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/NetEarningsPerShareTables" xlink:title="995457 - Disclosure - Net Earnings Per Share (Tables)" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/InvestmentSecuritiesTables" xlink:title="995458 - Disclosure - Investment Securities (Tables)" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/LoansTables" xlink:title="995459 - Disclosure - Loans (Tables)" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/LeasesTables" xlink:title="995460 - Disclosure - Leases (Tables)" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/CommitmentsAndContingenciesTables" xlink:title="995461 - Disclosure - Commitments and Contingencies (Tables)" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/FairValueTables" xlink:title="995462 - Disclosure - Fair Value (Tables)" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/ReportableSegmentsTables" xlink:title="995463 - Disclosure - Reportable Segments (Tables)" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/SummaryOfSignificantAccountingPoliciesDetailsNarrative" xlink:title="995464 - Disclosure - Summary of Significant Accounting Policies (Details Narrative)" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/ComprehensiveIncomeDetails" xlink:title="995465 - Disclosure - Comprehensive Income (Details)" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/NetEarningsPerShareDetails" xlink:title="995466 - Disclosure - Net Earnings Per Share (Details)" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/InvestmentSecuritiesDetails" xlink:title="995467 - Disclosure - Investment Securities (Details)">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" order="2000" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancialInstrumentAxis" xlink:label="loc_us-gaapFinancialInstrumentAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapFinancialInstrumentAxis" order="1020" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapFinancialInstrumentAxis" xlink:to="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" order="1030" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapFinancialInstrumentAxis" xlink:to="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_10" order="1040" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_USTreasuriesMember" xlink:label="loc_pebkUSTreasuriesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="loc_pebkUSTreasuriesMember" order="1021" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember" xlink:label="loc_us-gaapUSGovernmentSponsoredEnterprisesDebtSecuritiesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="loc_us-gaapUSGovernmentSponsoredEnterprisesDebtSecuritiesMember" order="1022" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_GSEMortgageBackedSecuritiesMember" xlink:label="loc_pebkGSEMortgageBackedSecuritiesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="loc_pebkGSEMortgageBackedSecuritiesMember" order="1023" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_PrivateLabelMortgageBackedSecuritiesMember" xlink:label="loc_pebkPrivateLabelMortgageBackedSecuritiesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="loc_pebkPrivateLabelMortgageBackedSecuritiesMember" order="1024" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_USStatesAndPoliticalSubdivisionsMember" xlink:label="loc_us-gaapUSStatesAndPoliticalSubdivisionsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="loc_us-gaapUSStatesAndPoliticalSubdivisionsMember" order="1025" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis" xlink:label="loc_us-gaapAvailableForSaleDebtSecuritiesAmortizedCostBasis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapAvailableForSaleDebtSecuritiesAmortizedCostBasis" order="1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax" xlink:label="loc_us-gaapAvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapAvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax" order="2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax" xlink:label="loc_us-gaapAvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapAvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax" order="3" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_AvailableForSaleSecuritiesDebtSecuritiesFairValue" xlink:label="loc_pebkAvailableForSaleSecuritiesDebtSecuritiesFairValue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkAvailableForSaleSecuritiesDebtSecuritiesFairValue" order="4" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/InvestmentSecuritiesDetails1" xlink:title="995468 - Disclosure - Investment Securities (Details 1)">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" order="2000" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancialInstrumentAxis" xlink:label="loc_us-gaapFinancialInstrumentAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapFinancialInstrumentAxis" order="1010" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapFinancialInstrumentAxis" xlink:to="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" order="1020" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapFinancialInstrumentAxis" xlink:to="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_10" order="1030" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_USTreasuriesMember" xlink:label="loc_pebkUSTreasuriesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="loc_pebkUSTreasuriesMember" order="1011" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember" xlink:label="loc_us-gaapUSGovernmentSponsoredEnterprisesDebtSecuritiesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="loc_us-gaapUSGovernmentSponsoredEnterprisesDebtSecuritiesMember" order="1012" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_GSEMortgageBackedSecuritiesMember" xlink:label="loc_pebkGSEMortgageBackedSecuritiesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="loc_pebkGSEMortgageBackedSecuritiesMember" order="1013" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_PrivateLabelMortgageBackedSecuritiesMember" xlink:label="loc_pebkPrivateLabelMortgageBackedSecuritiesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="loc_pebkPrivateLabelMortgageBackedSecuritiesMember" order="1014" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_USStatesAndPoliticalSubdivisionsMember" xlink:label="loc_us-gaapUSStatesAndPoliticalSubdivisionsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="loc_us-gaapUSStatesAndPoliticalSubdivisionsMember" order="1015" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_DebtSecuritiesAvailableForSaleFairValueLessThan12Months" xlink:label="loc_pebkDebtSecuritiesAvailableForSaleFairValueLessThan12Months" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkDebtSecuritiesAvailableForSaleFairValueLessThan12Months" order="1" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_DebtSecuritiesAvailableForSaleFairValueLessThanTwelveMonths" xlink:label="loc_pebkDebtSecuritiesAvailableForSaleFairValueLessThanTwelveMonths" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkDebtSecuritiesAvailableForSaleFairValueLessThanTwelveMonths" order="2" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_DebtSecuritiesAvailableForSaleUnrealizedLossesLessThanTwelveMonths" xlink:label="loc_pebkDebtSecuritiesAvailableForSaleUnrealizedLossesLessThanTwelveMonths" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkDebtSecuritiesAvailableForSaleUnrealizedLossesLessThanTwelveMonths" order="3" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_DebtSecuritiesAvailableForSaleFairValueTwelveMonthsOrMore" xlink:label="loc_pebkDebtSecuritiesAvailableForSaleFairValueTwelveMonthsOrMore" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkDebtSecuritiesAvailableForSaleFairValueTwelveMonthsOrMore" order="4" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_DebtSecuritiesAvailableForSaleUnrealizedLossesTwelveMonthsOrMore" xlink:label="loc_pebkDebtSecuritiesAvailableForSaleUnrealizedLossesTwelveMonthsOrMore" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkDebtSecuritiesAvailableForSaleUnrealizedLossesTwelveMonthsOrMore" order="5" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_DebtSecuritiesAvailableForSaleFairvalue" xlink:label="loc_pebkDebtSecuritiesAvailableForSaleFairvalue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkDebtSecuritiesAvailableForSaleFairvalue" order="6" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_DebtSecuritiesAvailableForSaleUnrealizedLoss" xlink:label="loc_pebkDebtSecuritiesAvailableForSaleUnrealizedLoss" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkDebtSecuritiesAvailableForSaleUnrealizedLoss" order="7" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/InvestmentSecuritiesDetails2" xlink:title="995469 - Disclosure - Investment Securities (Details 2)" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/InvestmentSecuritiesDetailsNarrative" xlink:title="995470 - Disclosure - Investment Securities (Details Narrative)" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/LoansDetails" xlink:title="995471 - Disclosure - Loans (Details)">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" order="2000" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIssuerNameAxis" xlink:label="loc_us-gaapInvestmentIssuerNameAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapInvestmentIssuerNameAxis" order="1020" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="loc_us-gaapInvestmentIssuerNameDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapInvestmentIssuerNameAxis" xlink:to="loc_us-gaapInvestmentIssuerNameDomain" order="1030" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="loc_us-gaapInvestmentIssuerNameDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapInvestmentIssuerNameAxis" xlink:to="loc_us-gaapInvestmentIssuerNameDomain_10" order="1040" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityAxis" xlink:label="loc_us-gaapCreditFacilityAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapCreditFacilityAxis" order="1040" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain" xlink:label="loc_us-gaapCreditFacilityDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapCreditFacilityAxis" xlink:to="loc_us-gaapCreditFacilityDomain" order="1050" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain" xlink:label="loc_us-gaapCreditFacilityDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapCreditFacilityAxis" xlink:to="loc_us-gaapCreditFacilityDomain_10" order="1060" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ConstructionAndLandDevelopmentMember" xlink:label="loc_pebkConstructionAndLandDevelopmentMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkConstructionAndLandDevelopmentMember" order="1041" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ResidentialRealEstatesMember" xlink:label="loc_pebkResidentialRealEstatesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkResidentialRealEstatesMember" order="1042" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_CommercialRealEstatesMember" xlink:label="loc_pebkCommercialRealEstatesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkCommercialRealEstatesMember" order="1043" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_MultifamilyAndFarmlandMember" xlink:label="loc_pebkMultifamilyAndFarmlandMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapCreditFacilityDomain" xlink:to="loc_pebkMultifamilyAndFarmlandMember" order="1044" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_RealEstatesMember" xlink:label="loc_pebkRealEstatesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkRealEstatesMember" order="1045" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_CommercialLoansMember" xlink:label="loc_pebkCommercialLoansMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkCommercialLoansMember" order="1046" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_FarmLoansNotSecuredByRealEstateMember" xlink:label="loc_pebkFarmLoansNotSecuredByRealEstateMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkFarmLoansNotSecuredByRealEstateMember" order="1047" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ConsumerLoansMember" xlink:label="loc_pebkConsumerLoansMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkConsumerLoansMember" order="1048" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_AllOtherLoansMember" xlink:label="loc_pebkAllOtherLoansMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkAllOtherLoansMember" order="1049" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_LoansReceivableHeldForSaleAmountGross" xlink:label="loc_pebkLoansReceivableHeldForSaleAmountGross" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkLoansReceivableHeldForSaleAmountGross" order="1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableAllowanceForCreditLosses" xlink:label="loc_us-gaapFinancingReceivableAllowanceForCreditLosses" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapFinancingReceivableAllowanceForCreditLosses" order="2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LoansReceivableHeldForSaleAmount" xlink:label="loc_us-gaapLoansReceivableHeldForSaleAmount" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapLoansReceivableHeldForSaleAmount" order="3" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/LoansDetails1" xlink:title="995472 - Disclosure - Loans (Details 1)">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" order="2000" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIssuerNameAxis" xlink:label="loc_us-gaapInvestmentIssuerNameAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapInvestmentIssuerNameAxis" order="1010" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="loc_us-gaapInvestmentIssuerNameDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapInvestmentIssuerNameAxis" xlink:to="loc_us-gaapInvestmentIssuerNameDomain" order="1020" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="loc_us-gaapInvestmentIssuerNameDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapInvestmentIssuerNameAxis" xlink:to="loc_us-gaapInvestmentIssuerNameDomain_10" order="1030" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameAxis" xlink:label="loc_us-gaapPlanNameAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapPlanNameAxis" order="1030" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameDomain" xlink:label="loc_us-gaapPlanNameDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapPlanNameAxis" xlink:to="loc_us-gaapPlanNameDomain" order="1040" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameDomain" xlink:label="loc_us-gaapPlanNameDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapPlanNameAxis" xlink:to="loc_us-gaapPlanNameDomain_10" order="1050" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancialInstrumentAxis" xlink:label="loc_us-gaapFinancialInstrumentAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapFinancialInstrumentAxis" order="1040" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapFinancialInstrumentAxis" xlink:to="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" order="1050" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapFinancialInstrumentAxis" xlink:to="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_10" order="1060" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityAxis" xlink:label="loc_us-gaapCreditFacilityAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapCreditFacilityAxis" order="1050" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain" xlink:label="loc_us-gaapCreditFacilityDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapCreditFacilityAxis" xlink:to="loc_us-gaapCreditFacilityDomain" order="1060" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain" xlink:label="loc_us-gaapCreditFacilityDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapCreditFacilityAxis" xlink:to="loc_us-gaapCreditFacilityDomain_10" order="1070" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ConstructionAndLandDevelopmentMember" xlink:label="loc_pebkConstructionAndLandDevelopmentMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkConstructionAndLandDevelopmentMember" order="1051" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ResidentialRealEstatesMember" xlink:label="loc_pebkResidentialRealEstatesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkResidentialRealEstatesMember" order="1052" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_CommercialRealEstatesMember" xlink:label="loc_pebkCommercialRealEstatesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkCommercialRealEstatesMember" order="1053" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_MultifamilyAndFarmlandMember" xlink:label="loc_pebkMultifamilyAndFarmlandMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapCreditFacilityDomain" xlink:to="loc_pebkMultifamilyAndFarmlandMember" order="1054" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_CommercialLoansMember" xlink:label="loc_pebkCommercialLoansMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkCommercialLoansMember" order="1055" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_FarmLoansNotSecuredByRealEstateMember" xlink:label="loc_pebkFarmLoansNotSecuredByRealEstateMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkFarmLoansNotSecuredByRealEstateMember" order="1056" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ConsumerLoansMember" xlink:label="loc_pebkConsumerLoansMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkConsumerLoansMember" order="1057" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_AllOtherLoansMember" xlink:label="loc_pebkAllOtherLoansMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkAllOtherLoansMember" order="1058" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_TotalRealEstatesMember" xlink:label="loc_pebkTotalRealEstatesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkTotalRealEstatesMember" order="1059" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_RealEstatesMember" xlink:label="loc_pebkRealEstatesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkRealEstatesMember" order="1060" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_LoansNotSecuredByRealEstateMember" xlink:label="loc_pebkLoansNotSecuredByRealEstateMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="loc_pebkLoansNotSecuredByRealEstateMember" order="1061" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_FinancingReceivableRecordedInvestmentLoans" xlink:label="loc_pebkFinancingReceivableRecordedInvestmentLoans" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkFinancingReceivableRecordedInvestmentLoans" order="1" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_FinancingReceivableRecordedInvestmentNonaccrual" xlink:label="loc_pebkFinancingReceivableRecordedInvestmentNonaccrual" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkFinancingReceivableRecordedInvestmentNonaccrual" order="2" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_TotalPastDueLoans" xlink:label="loc_pebkTotalPastDueLoans" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkTotalPastDueLoans" order="3" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_TotalCurrentLoans" xlink:label="loc_pebkTotalCurrentLoans" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkTotalCurrentLoans" order="4" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus" xlink:label="loc_us-gaapFinancingReceivableRecordedInvestmentNonaccrualStatus" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapFinancingReceivableRecordedInvestmentNonaccrualStatus" order="5" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_FinancingReceivableRecordedInvestmentLoansNintyOrMoreDaysPastDue" xlink:label="loc_pebkFinancingReceivableRecordedInvestmentLoansNintyOrMoreDaysPastDue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkFinancingReceivableRecordedInvestmentLoansNintyOrMoreDaysPastDue" order="6" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/LoansDetails2" xlink:title="995473 - Disclosure - Loans (Details 2)">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" order="2000" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIssuerNameAxis" xlink:label="loc_us-gaapInvestmentIssuerNameAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapInvestmentIssuerNameAxis" order="1010" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="loc_us-gaapInvestmentIssuerNameDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapInvestmentIssuerNameAxis" xlink:to="loc_us-gaapInvestmentIssuerNameDomain" order="1020" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="loc_us-gaapInvestmentIssuerNameDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapInvestmentIssuerNameAxis" xlink:to="loc_us-gaapInvestmentIssuerNameDomain_10" order="1030" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityAxis" xlink:label="loc_us-gaapCreditFacilityAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapCreditFacilityAxis" order="1020" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain" xlink:label="loc_us-gaapCreditFacilityDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapCreditFacilityAxis" xlink:to="loc_us-gaapCreditFacilityDomain" order="1030" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain" xlink:label="loc_us-gaapCreditFacilityDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapCreditFacilityAxis" xlink:to="loc_us-gaapCreditFacilityDomain_10" order="1040" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ConstructionAndLandDevelopmentMember" xlink:label="loc_pebkConstructionAndLandDevelopmentMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkConstructionAndLandDevelopmentMember" order="1021" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ResidentialRealEstatesMember" xlink:label="loc_pebkResidentialRealEstatesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkResidentialRealEstatesMember" order="1022" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_CommercialRealEstatesMember" xlink:label="loc_pebkCommercialRealEstatesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkCommercialRealEstatesMember" order="1023" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_MultifamilyAndFarmlandMember" xlink:label="loc_pebkMultifamilyAndFarmlandMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapCreditFacilityDomain" xlink:to="loc_pebkMultifamilyAndFarmlandMember" order="1024" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_RealEstatesMember" xlink:label="loc_pebkRealEstatesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkRealEstatesMember" order="1025" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_CommercialLoansMember" xlink:label="loc_pebkCommercialLoansMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkCommercialLoansMember" order="1026" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ConsumerLoansMember" xlink:label="loc_pebkConsumerLoansMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkConsumerLoansMember" order="1027" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_TotalRealEstatesMember" xlink:label="loc_pebkTotalRealEstatesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkTotalRealEstatesMember" order="1028" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetInvestmentInLeaseNonaccrualNoAllowance" xlink:label="loc_us-gaapNetInvestmentInLeaseNonaccrualNoAllowance" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapNetInvestmentInLeaseNonaccrualNoAllowance" order="1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetInvestmentInLeaseAllowanceForCreditLoss" xlink:label="loc_us-gaapNetInvestmentInLeaseAllowanceForCreditLoss" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapNetInvestmentInLeaseAllowanceForCreditLoss" order="2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableNonaccrualNoAllowance" xlink:label="loc_us-gaapFinancingReceivableNonaccrualNoAllowance" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapFinancingReceivableNonaccrualNoAllowance" order="3" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/LoansDetails3" xlink:title="995474 - Disclosure - Loans (Details 3)">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" order="2000" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIssuerNameAxis" xlink:label="loc_us-gaapInvestmentIssuerNameAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapInvestmentIssuerNameAxis" order="1010" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="loc_us-gaapInvestmentIssuerNameDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapInvestmentIssuerNameAxis" xlink:to="loc_us-gaapInvestmentIssuerNameDomain" order="1020" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="loc_us-gaapInvestmentIssuerNameDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapInvestmentIssuerNameAxis" xlink:to="loc_us-gaapInvestmentIssuerNameDomain_10" order="1030" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityAxis" xlink:label="loc_us-gaapCreditFacilityAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapCreditFacilityAxis" order="1020" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain" xlink:label="loc_us-gaapCreditFacilityDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapCreditFacilityAxis" xlink:to="loc_us-gaapCreditFacilityDomain" order="1030" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain" xlink:label="loc_us-gaapCreditFacilityDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapCreditFacilityAxis" xlink:to="loc_us-gaapCreditFacilityDomain_10" order="1040" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ConstructionAndLandDevelopmentMember" xlink:label="loc_pebkConstructionAndLandDevelopmentMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkConstructionAndLandDevelopmentMember" order="1021" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ResidentialRealEstatesMember" xlink:label="loc_pebkResidentialRealEstatesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkResidentialRealEstatesMember" order="1022" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_CommercialRealEstatesMember" xlink:label="loc_pebkCommercialRealEstatesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkCommercialRealEstatesMember" order="1023" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_MultifamilyAndFarmlandMember" xlink:label="loc_pebkMultifamilyAndFarmlandMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapCreditFacilityDomain" xlink:to="loc_pebkMultifamilyAndFarmlandMember" order="1024" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_RealEstatesMember" xlink:label="loc_pebkRealEstatesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkRealEstatesMember" order="1025" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_CommercialLoansMember" xlink:label="loc_pebkCommercialLoansMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkCommercialLoansMember" order="1026" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ConsumerLoansMember" xlink:label="loc_pebkConsumerLoansMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkConsumerLoansMember" order="1027" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_AllOtherTotalLoansMember" xlink:label="loc_pebkAllOtherTotalLoansMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkAllOtherTotalLoansMember" order="1028" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostCurrent" xlink:label="loc_us-gaapDebtSecuritiesAvailableForSaleAmortizedCostCurrent" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapDebtSecuritiesAvailableForSaleAmortizedCostCurrent" order="1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetInvestmentInLeaseAfterAllowanceForCreditLossCurrent" xlink:label="loc_us-gaapNetInvestmentInLeaseAfterAllowanceForCreditLossCurrent" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapNetInvestmentInLeaseAfterAllowanceForCreditLossCurrent" order="2" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/LoansDetails4" xlink:title="995475 - Disclosure - Loans (Details 4)">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" order="2000" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIssuerNameAxis" xlink:label="loc_us-gaapInvestmentIssuerNameAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapInvestmentIssuerNameAxis" order="1010" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="loc_us-gaapInvestmentIssuerNameDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapInvestmentIssuerNameAxis" xlink:to="loc_us-gaapInvestmentIssuerNameDomain" order="1020" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="loc_us-gaapInvestmentIssuerNameDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapInvestmentIssuerNameAxis" xlink:to="loc_us-gaapInvestmentIssuerNameDomain_10" order="1030" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="loc_us-gaapIndefiniteLivedIntangibleAssetsByMajorClassAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapIndefiniteLivedIntangibleAssetsByMajorClassAxis" order="1030" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaapIndefiniteLivedIntangibleAssetsMajorClassNameDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapIndefiniteLivedIntangibleAssetsByMajorClassAxis" xlink:to="loc_us-gaapIndefiniteLivedIntangibleAssetsMajorClassNameDomain" order="1040" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaapIndefiniteLivedIntangibleAssetsMajorClassNameDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapIndefiniteLivedIntangibleAssetsByMajorClassAxis" xlink:to="loc_us-gaapIndefiniteLivedIntangibleAssetsMajorClassNameDomain_10" order="1050" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityAxis" xlink:label="loc_us-gaapCreditFacilityAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapCreditFacilityAxis" order="1040" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain" xlink:label="loc_us-gaapCreditFacilityDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapCreditFacilityAxis" xlink:to="loc_us-gaapCreditFacilityDomain" order="1050" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain" xlink:label="loc_us-gaapCreditFacilityDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapCreditFacilityAxis" xlink:to="loc_us-gaapCreditFacilityDomain_10" order="1060" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancialInstrumentAxis" xlink:label="loc_us-gaapFinancialInstrumentAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapFinancialInstrumentAxis" order="1050" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapFinancialInstrumentAxis" xlink:to="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" order="1060" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapFinancialInstrumentAxis" xlink:to="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_10" order="1070" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ConstructionAndLandDevelopmentMember" xlink:label="loc_pebkConstructionAndLandDevelopmentMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkConstructionAndLandDevelopmentMember" order="1051" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ResidentialRealEstatesMember" xlink:label="loc_pebkResidentialRealEstatesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkResidentialRealEstatesMember" order="1052" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_CommercialRealEstatesMember" xlink:label="loc_pebkCommercialRealEstatesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkCommercialRealEstatesMember" order="1053" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_MultifamilyAndFarmlandMember" xlink:label="loc_pebkMultifamilyAndFarmlandMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapCreditFacilityDomain" xlink:to="loc_pebkMultifamilyAndFarmlandMember" order="1054" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_RealEstatesMember" xlink:label="loc_pebkRealEstatesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkRealEstatesMember" order="1055" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_CommercialLoansMember" xlink:label="loc_pebkCommercialLoansMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkCommercialLoansMember" order="1056" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ResidentialPropertyMember" xlink:label="loc_pebkResidentialPropertyMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapIndefiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:to="loc_pebkResidentialPropertyMember" order="1057" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_DevelopedLandMember" xlink:label="loc_pebkDevelopedLandMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapIndefiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:to="loc_pebkDevelopedLandMember" order="1058" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_BusinessAssetsMember" xlink:label="loc_pebkBusinessAssetsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapIndefiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:to="loc_pebkBusinessAssetsMember" order="1059" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_CommercialPropertyMember" xlink:label="loc_pebkCommercialPropertyMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapIndefiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:to="loc_pebkCommercialPropertyMember" order="1060" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_CollateralDependentMember" xlink:label="loc_pebkCollateralDependentMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapIndefiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:to="loc_pebkCollateralDependentMember" order="1061" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ConsumerLoansMember" xlink:label="loc_pebkConsumerLoansMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkConsumerLoansMember" order="1062" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_AllOtherTotalLoansMember" xlink:label="loc_pebkAllOtherTotalLoansMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkAllOtherTotalLoansMember" order="1063" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ConsumerLoanOnesMember" xlink:label="loc_pebkConsumerLoanOnesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="loc_pebkConsumerLoanOnesMember" order="1064" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_AllOtherTotalLoansOneMember" xlink:label="loc_pebkAllOtherTotalLoansOneMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkAllOtherTotalLoansOneMember" order="1065" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostCurrent" xlink:label="loc_us-gaapDebtSecuritiesAvailableForSaleAmortizedCostCurrent" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapDebtSecuritiesAvailableForSaleAmortizedCostCurrent" order="1" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/LoansDetails5" xlink:title="995476 - Disclosure - Loans (Details 5)">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" order="2000" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIssuerNameAxis" xlink:label="loc_us-gaapInvestmentIssuerNameAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapInvestmentIssuerNameAxis" order="1010" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="loc_us-gaapInvestmentIssuerNameDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapInvestmentIssuerNameAxis" xlink:to="loc_us-gaapInvestmentIssuerNameDomain" order="1020" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="loc_us-gaapInvestmentIssuerNameDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapInvestmentIssuerNameAxis" xlink:to="loc_us-gaapInvestmentIssuerNameDomain_10" order="1030" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis" xlink:label="loc_srtMortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_srtMortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis" order="1030" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MortgageLoansOnRealEstateNamePropertyTypeDomain" xlink:label="loc_srtMortgageLoansOnRealEstateNamePropertyTypeDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srtMortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis" xlink:to="loc_srtMortgageLoansOnRealEstateNamePropertyTypeDomain" order="1040" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MortgageLoansOnRealEstateNamePropertyTypeDomain" xlink:label="loc_srtMortgageLoansOnRealEstateNamePropertyTypeDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srtMortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis" xlink:to="loc_srtMortgageLoansOnRealEstateNamePropertyTypeDomain_10" order="1050" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis" xlink:label="loc_us-gaapFinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapFinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis" order="1050" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain" xlink:label="loc_us-gaapFinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapFinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis" xlink:to="loc_us-gaapFinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain" order="1060" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain" xlink:label="loc_us-gaapFinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapFinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis" xlink:to="loc_us-gaapFinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_10" order="1070" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ConstructionAndLandDevelopmentMember" xlink:label="loc_pebkConstructionAndLandDevelopmentMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkConstructionAndLandDevelopmentMember" order="1051" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ResidentialRealEstatesMember" xlink:label="loc_pebkResidentialRealEstatesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkResidentialRealEstatesMember" order="1052" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_CommercialRealEstatesMember" xlink:label="loc_pebkCommercialRealEstatesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkCommercialRealEstatesMember" order="1053" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_CommercialLoansMember" xlink:label="loc_pebkCommercialLoansMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkCommercialLoansMember" order="1054" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_FarmLoansNotSecuredByRealEstateMember" xlink:label="loc_pebkFarmLoansNotSecuredByRealEstateMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkFarmLoansNotSecuredByRealEstateMember" order="1055" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MultifamilyMember" xlink:label="loc_srtMultifamilyMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srtMortgageLoansOnRealEstateNamePropertyTypeDomain" xlink:to="loc_srtMultifamilyMember" order="1056" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ConsumerAndAllOtherLoanMember" xlink:label="loc_pebkConsumerAndAllOtherLoanMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapFinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain" xlink:to="loc_pebkConsumerAndAllOtherLoanMember" order="1057" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_AllowanceForCreditLossBeginningBalance" xlink:label="loc_pebkAllowanceForCreditLossBeginningBalance" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkAllowanceForCreditLossBeginningBalance" order="1" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ChargeoffsAllowancesForLoanLosses" xlink:label="loc_pebkChargeoffsAllowancesForLoanLosses" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkChargeoffsAllowancesForLoanLosses" order="2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery" xlink:label="loc_us-gaapFinancingReceivableAllowanceForCreditLossesRecovery" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapFinancingReceivableAllowanceForCreditLossesRecovery" order="3" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_lossesforloan" xlink:label="loc_pebklossesforloan" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebklossesforloan" order="4" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_LoansEndingBalanceIndividuallyEvaluatedForImpairment" xlink:label="loc_pebkLoansEndingBalanceIndividuallyEvaluatedForImpairment" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkLoansEndingBalanceIndividuallyEvaluatedForImpairment" order="5" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_LossOfCreditlossloans" xlink:label="loc_pebkLossOfCreditlossloans" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkLossOfCreditlossloans" order="6" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_UnfundedLoanCommitmentsAllowanceForCreditLoss" xlink:label="loc_pebkUnfundedLoanCommitmentsAllowanceForCreditLoss" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkUnfundedLoanCommitmentsAllowanceForCreditLoss" order="7" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_AllowanceForCreditLosses" xlink:label="loc_pebkAllowanceForCreditLosses" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkAllowanceForCreditLosses" order="8" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_LoansEndingBalanceIndividuallyEvaluatedForImpairmentsOne" xlink:label="loc_pebkLoansEndingBalanceIndividuallyEvaluatedForImpairmentsOne" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkLoansEndingBalanceIndividuallyEvaluatedForImpairmentsOne" order="9" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_AllowanceForCreditLossBeginningBalances" xlink:label="loc_pebkAllowanceForCreditLossBeginningBalances" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkAllowanceForCreditLossBeginningBalances" order="10" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/LoansDetails6" xlink:title="995477 - Disclosure - Loans (Details 6)">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" order="2000" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIssuerNameAxis" xlink:label="loc_us-gaapInvestmentIssuerNameAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapInvestmentIssuerNameAxis" order="1010" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="loc_us-gaapInvestmentIssuerNameDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapInvestmentIssuerNameAxis" xlink:to="loc_us-gaapInvestmentIssuerNameDomain" order="1020" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="loc_us-gaapInvestmentIssuerNameDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapInvestmentIssuerNameAxis" xlink:to="loc_us-gaapInvestmentIssuerNameDomain_10" order="1030" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityAxis" xlink:label="loc_us-gaapCreditFacilityAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapCreditFacilityAxis" order="1020" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain" xlink:label="loc_us-gaapCreditFacilityDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapCreditFacilityAxis" xlink:to="loc_us-gaapCreditFacilityDomain" order="1030" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain" xlink:label="loc_us-gaapCreditFacilityDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapCreditFacilityAxis" xlink:to="loc_us-gaapCreditFacilityDomain_10" order="1040" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VestingAxis" xlink:label="loc_us-gaapVestingAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapVestingAxis" order="1040" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VestingDomain" xlink:label="loc_us-gaapVestingDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapVestingAxis" xlink:to="loc_us-gaapVestingDomain" order="1050" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VestingDomain" xlink:label="loc_us-gaapVestingDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapVestingAxis" xlink:to="loc_us-gaapVestingDomain_10" order="1060" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameAxis" xlink:label="loc_us-gaapPlanNameAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapPlanNameAxis" order="1050" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameDomain" xlink:label="loc_us-gaapPlanNameDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapPlanNameAxis" xlink:to="loc_us-gaapPlanNameDomain" order="1060" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameDomain" xlink:label="loc_us-gaapPlanNameDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapPlanNameAxis" xlink:to="loc_us-gaapPlanNameDomain_10" order="1070" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ConstructionAndLandDevelopmentMember" xlink:label="loc_pebkConstructionAndLandDevelopmentMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkConstructionAndLandDevelopmentMember" order="1051" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_CommercialRealEstatesMember" xlink:label="loc_pebkCommercialRealEstatesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkCommercialRealEstatesMember" order="1052" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_MultifamilyAndFarmlandMember" xlink:label="loc_pebkMultifamilyAndFarmlandMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapCreditFacilityDomain" xlink:to="loc_pebkMultifamilyAndFarmlandMember" order="1053" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_CommercialLoansMember" xlink:label="loc_pebkCommercialLoansMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkCommercialLoansMember" order="1054" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_FarmLoansNotSecuredByRealEstateMember" xlink:label="loc_pebkFarmLoansNotSecuredByRealEstateMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkFarmLoansNotSecuredByRealEstateMember" order="1055" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ConsumerLoansMember" xlink:label="loc_pebkConsumerLoansMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkConsumerLoansMember" order="1056" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_AllOtherLoansMember" xlink:label="loc_pebkAllOtherLoansMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapInvestmentIssuerNameDomain" xlink:to="loc_pebkAllOtherLoansMember" order="1057" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ConstructionAndLandDevelopmentPassMember" xlink:label="loc_pebkConstructionAndLandDevelopmentPassMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapVestingDomain" xlink:to="loc_pebkConstructionAndLandDevelopmentPassMember" order="1058" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ConstructionAndLandDevelopmentWatchMember" xlink:label="loc_pebkConstructionAndLandDevelopmentWatchMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapVestingDomain" xlink:to="loc_pebkConstructionAndLandDevelopmentWatchMember" order="1059" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ConstructionAndLandDevelopmentSubstandardMember" xlink:label="loc_pebkConstructionAndLandDevelopmentSubstandardMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapVestingDomain" xlink:to="loc_pebkConstructionAndLandDevelopmentSubstandardMember" order="1060" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_SingleFamilyResidentialPassMember" xlink:label="loc_pebkSingleFamilyResidentialPassMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkSingleFamilyResidentialPassMember" order="1061" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_SingleFamilyResidentialWatchMember" xlink:label="loc_pebkSingleFamilyResidentialWatchMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkSingleFamilyResidentialWatchMember" order="1062" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_SingleFamilyResidentialSubstandardMember" xlink:label="loc_pebkSingleFamilyResidentialSubstandardMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkSingleFamilyResidentialSubstandardMember" order="1063" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_SingleFamilyResidentialMember" xlink:label="loc_pebkSingleFamilyResidentialMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkSingleFamilyResidentialMember" order="1064" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_CommercialRealEstatesPassMember" xlink:label="loc_pebkCommercialRealEstatesPassMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkCommercialRealEstatesPassMember" order="1065" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_CommercialRealEstatesWatchMember" xlink:label="loc_pebkCommercialRealEstatesWatchMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkCommercialRealEstatesWatchMember" order="1066" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_CommercialRealEstatesSubstandardMember" xlink:label="loc_pebkCommercialRealEstatesSubstandardMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkCommercialRealEstatesSubstandardMember" order="1067" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_MultifamilyAndFarmlandPassMember" xlink:label="loc_pebkMultifamilyAndFarmlandPassMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkMultifamilyAndFarmlandPassMember" order="1068" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_MultifamilyAndFarmlandWatchMember" xlink:label="loc_pebkMultifamilyAndFarmlandWatchMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkMultifamilyAndFarmlandWatchMember" order="1069" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_MultifamilyAndFarmlandSubstandardMember" xlink:label="loc_pebkMultifamilyAndFarmlandSubstandardMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkMultifamilyAndFarmlandSubstandardMember" order="1070" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_RealEstateLoansAggregateMember" xlink:label="loc_pebkRealEstateLoansAggregateMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkRealEstateLoansAggregateMember" order="1071" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_CommercialLoansPassMember" xlink:label="loc_pebkCommercialLoansPassMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkCommercialLoansPassMember" order="1072" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_CommercialLoansWatchMember" xlink:label="loc_pebkCommercialLoansWatchMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkCommercialLoansWatchMember" order="1073" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_CommercialLoansSubstandardMember" xlink:label="loc_pebkCommercialLoansSubstandardMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkCommercialLoansSubstandardMember" order="1074" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_FarmLoansNotSecuredByRealEstatePassMember" xlink:label="loc_pebkFarmLoansNotSecuredByRealEstatePassMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapVestingDomain" xlink:to="loc_pebkFarmLoansNotSecuredByRealEstatePassMember" order="1075" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_FarmLoansNotSecuredByRealEstateWatchMember" xlink:label="loc_pebkFarmLoansNotSecuredByRealEstateWatchMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapVestingDomain" xlink:to="loc_pebkFarmLoansNotSecuredByRealEstateWatchMember" order="1076" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_FarmLoansNotSecuredByRealEstateSubstandardMember" xlink:label="loc_pebkFarmLoansNotSecuredByRealEstateSubstandardMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapVestingDomain" xlink:to="loc_pebkFarmLoansNotSecuredByRealEstateSubstandardMember" order="1077" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ConsumerLoansPassMember" xlink:label="loc_pebkConsumerLoansPassMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkConsumerLoansPassMember" order="1078" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ConsumerLoansWatchMember" xlink:label="loc_pebkConsumerLoansWatchMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkConsumerLoansWatchMember" order="1079" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ConsumerLoansSubstandardMember" xlink:label="loc_pebkConsumerLoansSubstandardMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkConsumerLoansSubstandardMember" order="1080" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_AllOtherLoansPassMember" xlink:label="loc_pebkAllOtherLoansPassMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapVestingDomain" xlink:to="loc_pebkAllOtherLoansPassMember" order="1081" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_AllOtherLoansWatchMember" xlink:label="loc_pebkAllOtherLoansWatchMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapVestingDomain" xlink:to="loc_pebkAllOtherLoansWatchMember" order="1082" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_AllOtherLoansSubstandardMember" xlink:label="loc_pebkAllOtherLoansSubstandardMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapVestingDomain" xlink:to="loc_pebkAllOtherLoansSubstandardMember" order="1083" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_LoansNotSecuredByRealEstateMember" xlink:label="loc_pebkLoansNotSecuredByRealEstateMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkLoansNotSecuredByRealEstateMember" order="1084" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_AggregateLoansNotSecuredMember" xlink:label="loc_pebkAggregateLoansNotSecuredMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkAggregateLoansNotSecuredMember" order="1085" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear" xlink:label="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear" order="1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive" xlink:label="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive" order="2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive" xlink:label="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive" order="3" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" xlink:label="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" order="4" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" xlink:label="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" order="5" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" xlink:label="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" order="6" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths" xlink:label="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths" order="7" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding" xlink:label="loc_us-gaapLineOfCreditFacilityFairValueOfAmountOutstanding" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapLineOfCreditFacilityFairValueOfAmountOutstanding" order="8" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableRevolvingConvertedToTermLoan" xlink:label="loc_us-gaapFinancingReceivableRevolvingConvertedToTermLoan" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapFinancingReceivableRevolvingConvertedToTermLoan" order="9" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermNotesAndLoans" xlink:label="loc_us-gaapLongTermNotesAndLoans" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapLongTermNotesAndLoans" order="10" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/LoansDetails7" xlink:title="995478 - Disclosure - Loans (Details 7)">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" order="2000" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameAxis" xlink:label="loc_us-gaapPlanNameAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapPlanNameAxis" order="1010" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameDomain" xlink:label="loc_us-gaapPlanNameDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapPlanNameAxis" xlink:to="loc_us-gaapPlanNameDomain" order="1020" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameDomain" xlink:label="loc_us-gaapPlanNameDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapPlanNameAxis" xlink:to="loc_us-gaapPlanNameDomain_10" order="1030" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_RealEstateLoansConstructionAndLandDevelopmentMember" xlink:label="loc_pebkRealEstateLoansConstructionAndLandDevelopmentMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkRealEstateLoansConstructionAndLandDevelopmentMember" order="1011" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_RealEstateLoansSingleFamilyResidentialMember" xlink:label="loc_pebkRealEstateLoansSingleFamilyResidentialMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkRealEstateLoansSingleFamilyResidentialMember" order="1012" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_RealEstateLoansMember" xlink:label="loc_pebkRealEstateLoansMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkRealEstateLoansMember" order="1013" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_LoansNotSecuredByRealEstateCommercialMember" xlink:label="loc_pebkLoansNotSecuredByRealEstateCommercialMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkLoansNotSecuredByRealEstateCommercialMember" order="1014" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_LoansNotSecuredByRealEstateConsumerMember" xlink:label="loc_pebkLoansNotSecuredByRealEstateConsumerMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkLoansNotSecuredByRealEstateConsumerMember" order="1015" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_LoansNotSecuredByRealEstateAllOtherMember" xlink:label="loc_pebkLoansNotSecuredByRealEstateAllOtherMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkLoansNotSecuredByRealEstateAllOtherMember" order="1016" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_LoansNotSecuredByRealEstateGrossChargeOffsMember" xlink:label="loc_pebkLoansNotSecuredByRealEstateGrossChargeOffsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkLoansNotSecuredByRealEstateGrossChargeOffsMember" order="1017" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_RealEstateLoansCommercialMember" xlink:label="loc_pebkRealEstateLoansCommercialMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkRealEstateLoansCommercialMember" order="1018" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_RealEstateLoansMultifamilyAndFarmlandMember" xlink:label="loc_pebkRealEstateLoansMultifamilyAndFarmlandMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkRealEstateLoansMultifamilyAndFarmlandMember" order="1019" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_GrossLoanChargeOffOriginationYearEight" xlink:label="loc_pebkGrossLoanChargeOffOriginationYearEight" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkGrossLoanChargeOffOriginationYearEight" order="1" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_GrossLoanChargeOffsByOriginationYearSeven" xlink:label="loc_pebkGrossLoanChargeOffsByOriginationYearSeven" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkGrossLoanChargeOffsByOriginationYearSeven" order="2" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_GrossLoanChargeOffOriginationYearSix" xlink:label="loc_pebkGrossLoanChargeOffOriginationYearSix" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkGrossLoanChargeOffOriginationYearSix" order="3" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_GrossLoanChargeOffOriginationYearFive" xlink:label="loc_pebkGrossLoanChargeOffOriginationYearFive" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkGrossLoanChargeOffOriginationYearFive" order="4" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_GrossLoanChargeOffOriginationFour" xlink:label="loc_pebkGrossLoanChargeOffOriginationFour" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkGrossLoanChargeOffOriginationFour" order="5" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_GrossLoanChargeOffOriginationYearPriorYear" xlink:label="loc_pebkGrossLoanChargeOffOriginationYearPriorYear" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkGrossLoanChargeOffOriginationYearPriorYear" order="6" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_GrossLoanChargeOffOriginationOutstanding" xlink:label="loc_pebkGrossLoanChargeOffOriginationOutstanding" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkGrossLoanChargeOffOriginationOutstanding" order="7" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_GrossLoanChargeRevolvingConvertedToTermLoan" xlink:label="loc_pebkGrossLoanChargeRevolvingConvertedToTermLoan" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkGrossLoanChargeRevolvingConvertedToTermLoan" order="8" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_GrossLoanChargeoffLoans" xlink:label="loc_pebkGrossLoanChargeoffLoans" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkGrossLoanChargeoffLoans" order="9" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_GrossLoanChargeOffsByOriginationYearNine" xlink:label="loc_pebkGrossLoanChargeOffsByOriginationYearNine" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkGrossLoanChargeOffsByOriginationYearNine" order="10" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/LoansDetailsNarrative" xlink:title="995479 - Disclosure - Loans (Details Narrative)" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/LeasesDetails" xlink:title="995480 - Disclosure - Leases (Details)" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/LeasesDetails1" xlink:title="995481 - Disclosure - Leases (Details 1)" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/LeasesDetailsNarrative" xlink:title="995482 - Disclosure - Leases (Details Narrative)" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/CommitmentsAndContingenciesDetails" xlink:title="995483 - Disclosure - Commitments and Contingencies (Details)">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" order="2000" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancialInstrumentAxis" xlink:label="loc_us-gaapFinancialInstrumentAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapFinancialInstrumentAxis" order="1010" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapFinancialInstrumentAxis" xlink:to="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" order="1020" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapFinancialInstrumentAxis" xlink:to="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_10" order="1030" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancialSupportToNonconsolidatedLegalEntityAxis" xlink:label="loc_us-gaapFinancialSupportToNonconsolidatedLegalEntityAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapFinancialSupportToNonconsolidatedLegalEntityAxis" order="1030" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancialSupportToNonconsolidatedLegalEntityDomain" xlink:label="loc_us-gaapFinancialSupportToNonconsolidatedLegalEntityDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapFinancialSupportToNonconsolidatedLegalEntityAxis" xlink:to="loc_us-gaapFinancialSupportToNonconsolidatedLegalEntityDomain" order="1040" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancialSupportToNonconsolidatedLegalEntityDomain" xlink:label="loc_us-gaapFinancialSupportToNonconsolidatedLegalEntityDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapFinancialSupportToNonconsolidatedLegalEntityAxis" xlink:to="loc_us-gaapFinancialSupportToNonconsolidatedLegalEntityDomain_10" order="1050" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommitmentsToExtendCreditMember" xlink:label="loc_us-gaapCommitmentsToExtendCreditMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="loc_us-gaapCommitmentsToExtendCreditMember" order="1031" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StandbyLettersOfCreditMember" xlink:label="loc_us-gaapStandbyLettersOfCreditMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapFinancialSupportToNonconsolidatedLegalEntityDomain" xlink:to="loc_us-gaapStandbyLettersOfCreditMember" order="1032" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommitmentsAndContingencies" xlink:label="loc_us-gaapCommitmentsAndContingencies" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapCommitmentsAndContingencies" order="1" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/CommitmentsAndContingenciesDetails1" xlink:title="995484 - Disclosure - Commitments and Contingencies (Details 1)" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/CommitmentsAndContingenciesDetailsNarrative" xlink:title="995485 - Disclosure - Commitments and Contingencies (Details Narrative)" />
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/FairValueDetails" xlink:title="995486 - Disclosure - Fair Value (Details)">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" order="2000" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="loc_us-gaapFairValueByFairValueHierarchyLevelAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapFairValueByFairValueHierarchyLevelAxis" order="1020" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="loc_us-gaapFairValueMeasurementsFairValueHierarchyDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapFairValueByFairValueHierarchyLevelAxis" xlink:to="loc_us-gaapFairValueMeasurementsFairValueHierarchyDomain" order="1030" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="loc_us-gaapFairValueMeasurementsFairValueHierarchyDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapFairValueByFairValueHierarchyLevelAxis" xlink:to="loc_us-gaapFairValueMeasurementsFairValueHierarchyDomain_10" order="1040" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancialInstrumentAxis" xlink:label="loc_us-gaapFinancialInstrumentAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapFinancialInstrumentAxis" order="1030" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapFinancialInstrumentAxis" xlink:to="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" order="1040" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapFinancialInstrumentAxis" xlink:to="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_10" order="1050" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueByAssetClassAxis" xlink:label="loc_us-gaapFairValueByAssetClassAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapFairValueByAssetClassAxis" order="1050" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain" xlink:label="loc_us-gaapFairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapFairValueByAssetClassAxis" xlink:to="loc_us-gaapFairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain" order="1060" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain" xlink:label="loc_us-gaapFairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapFairValueByAssetClassAxis" xlink:to="loc_us-gaapFairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_10" order="1070" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember" xlink:label="loc_us-gaapUSGovernmentSponsoredEnterprisesDebtSecuritiesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="loc_us-gaapUSGovernmentSponsoredEnterprisesDebtSecuritiesMember" order="1051" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_USStatesAndPoliticalSubdivisionsMember" xlink:label="loc_us-gaapUSStatesAndPoliticalSubdivisionsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="loc_us-gaapUSStatesAndPoliticalSubdivisionsMember" order="1052" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="loc_us-gaapFairValueInputsLevel3Member" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapFairValueMeasurementsFairValueHierarchyDomain" xlink:to="loc_us-gaapFairValueInputsLevel3Member" order="1053" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_USTreasuryMember" xlink:label="loc_pebkUSTreasuryMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="loc_pebkUSTreasuryMember" order="1054" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueInputsLevel1Member" xlink:label="loc_us-gaapFairValueInputsLevel1Member" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapFairValueMeasurementsFairValueHierarchyDomain" xlink:to="loc_us-gaapFairValueInputsLevel1Member" order="1055" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="loc_us-gaapFairValueInputsLevel2Member" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapFairValueMeasurementsFairValueHierarchyDomain" xlink:to="loc_us-gaapFairValueInputsLevel2Member" order="1056" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MortgageBackedSecuritiesMember" xlink:label="loc_us-gaapMortgageBackedSecuritiesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapFairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain" xlink:to="loc_us-gaapMortgageBackedSecuritiesMember" order="1057" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_MutualFundsHeldInDeferredCompensationTrustMember" xlink:label="loc_pebkMutualFundsHeldInDeferredCompensationTrustMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="loc_pebkMutualFundsHeldInDeferredCompensationTrustMember" order="1058" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_PrivateLabelMortgageMember" xlink:label="loc_pebkPrivateLabelMortgageMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="loc_pebkPrivateLabelMortgageMember" order="1059" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_PrivatelLabelMortgageBackedSecuritiesMember" xlink:label="loc_pebkPrivatelLabelMortgageBackedSecuritiesMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="loc_pebkPrivatelLabelMortgageBackedSecuritiesMember" order="1060" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_AvailableForSaleSecuritiesFairValue" xlink:label="loc_pebkAvailableForSaleSecuritiesFairValue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkAvailableForSaleSecuritiesFairValue" order="1" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/FairValueDetails1" xlink:title="995487 - Disclosure - Fair Value (Details 1)">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" order="2000" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="loc_us-gaapFairValueByFairValueHierarchyLevelAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapFairValueByFairValueHierarchyLevelAxis" order="1010" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="loc_us-gaapFairValueMeasurementsFairValueHierarchyDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapFairValueByFairValueHierarchyLevelAxis" xlink:to="loc_us-gaapFairValueMeasurementsFairValueHierarchyDomain" order="1020" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="loc_us-gaapFairValueMeasurementsFairValueHierarchyDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapFairValueByFairValueHierarchyLevelAxis" xlink:to="loc_us-gaapFairValueMeasurementsFairValueHierarchyDomain_10" order="1030" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancialInstrumentAxis" xlink:label="loc_us-gaapFinancialInstrumentAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapFinancialInstrumentAxis" order="1020" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapFinancialInstrumentAxis" xlink:to="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" order="1030" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapFinancialInstrumentAxis" xlink:to="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_10" order="1040" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameAxis" xlink:label="loc_us-gaapPlanNameAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapPlanNameAxis" order="1030" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameDomain" xlink:label="loc_us-gaapPlanNameDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapPlanNameAxis" xlink:to="loc_us-gaapPlanNameDomain" order="1040" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameDomain" xlink:label="loc_us-gaapPlanNameDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapPlanNameAxis" xlink:to="loc_us-gaapPlanNameDomain_10" order="1050" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="loc_us-gaapFairValueInputsLevel3Member" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapFairValueMeasurementsFairValueHierarchyDomain" xlink:to="loc_us-gaapFairValueInputsLevel3Member" order="1031" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_IndividuallyEvaluatedLoansMember" xlink:label="loc_pebkIndividuallyEvaluatedLoansMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapTransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="loc_pebkIndividuallyEvaluatedLoansMember" order="1032" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_TopMember" xlink:label="loc_pebkTopMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkTopMember" order="1033" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_BottomMember" xlink:label="loc_pebkBottomMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkBottomMember" order="1034" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_GenralRangeOfSignificantUnobservableInputsPercentage" xlink:label="loc_pebkGenralRangeOfSignificantUnobservableInputsPercentage" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkGenralRangeOfSignificantUnobservableInputsPercentage" order="1" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_AvailableForSaleSecuritiesFairValue" xlink:label="loc_pebkAvailableForSaleSecuritiesFairValue" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkAvailableForSaleSecuritiesFairValue" order="2" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/FairValueDetails2" xlink:title="995488 - Disclosure - Fair Value (Details 2)">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" order="2000" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameAxis" xlink:label="loc_us-gaapPlanNameAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapPlanNameAxis" order="1010" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameDomain" xlink:label="loc_us-gaapPlanNameDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapPlanNameAxis" xlink:to="loc_us-gaapPlanNameDomain" order="1020" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameDomain" xlink:label="loc_us-gaapPlanNameDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapPlanNameAxis" xlink:to="loc_us-gaapPlanNameDomain_10" order="1030" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis" xlink:label="loc_us-gaapFinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapFinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis" order="1020" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain" xlink:label="loc_us-gaapFinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapFinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis" xlink:to="loc_us-gaapFinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain" order="1030" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain" xlink:label="loc_us-gaapFinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapFinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis" xlink:to="loc_us-gaapFinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_10" order="1040" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SecurityOwnedAndSoldNotYetPurchasedAtFairValueAxis" xlink:label="loc_us-gaapSecurityOwnedAndSoldNotYetPurchasedAtFairValueAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapSecurityOwnedAndSoldNotYetPurchasedAtFairValueAxis" order="1040" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SecurityOwnedAndSoldNotYetPurchasedFairValueSecurityNameDomain" xlink:label="loc_us-gaapSecurityOwnedAndSoldNotYetPurchasedFairValueSecurityNameDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapSecurityOwnedAndSoldNotYetPurchasedAtFairValueAxis" xlink:to="loc_us-gaapSecurityOwnedAndSoldNotYetPurchasedFairValueSecurityNameDomain" order="1050" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SecurityOwnedAndSoldNotYetPurchasedFairValueSecurityNameDomain" xlink:label="loc_us-gaapSecurityOwnedAndSoldNotYetPurchasedFairValueSecurityNameDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapSecurityOwnedAndSoldNotYetPurchasedAtFairValueAxis" xlink:to="loc_us-gaapSecurityOwnedAndSoldNotYetPurchasedFairValueSecurityNameDomain_10" order="1060" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_FairValueMeasurementsCarryingValueMember" xlink:label="loc_pebkFairValueMeasurementsCarryingValueMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkFairValueMeasurementsCarryingValueMember" order="1041" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_LevelOneValuationMember" xlink:label="loc_pebkLevelOneValuationMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapFinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain" xlink:to="loc_pebkLevelOneValuationMember" order="1042" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_LevelTwoValuationMember" xlink:label="loc_pebkLevelTwoValuationMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapFinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain" xlink:to="loc_pebkLevelTwoValuationMember" order="1043" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_LevelThreeValuationMember" xlink:label="loc_pebkLevelThreeValuationMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapFinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain" xlink:to="loc_pebkLevelThreeValuationMember" order="1044" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EstimateOfFairValueFairValueDisclosureMember" xlink:label="loc_us-gaapEstimateOfFairValueFairValueDisclosureMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSecurityOwnedAndSoldNotYetPurchasedFairValueSecurityNameDomain" xlink:to="loc_us-gaapEstimateOfFairValueFairValueDisclosureMember" order="1045" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract" xlink:label="loc_us-gaapFinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapFinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract" order="1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure" xlink:label="loc_us-gaapCashAndCashEquivalentsFairValueDisclosure" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapCashAndCashEquivalentsFairValueDisclosure" order="2" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_InvestmentSecuritiesAvailableForSale" xlink:label="loc_pebkInvestmentSecuritiesAvailableForSale" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkInvestmentSecuritiesAvailableForSale" order="3" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAssetsFairValueDisclosure" xlink:label="loc_us-gaapOtherAssetsFairValueDisclosure" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapOtherAssetsFairValueDisclosure" order="4" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MortgagesHeldForSaleFairValueDisclosure" xlink:label="loc_us-gaapMortgagesHeldForSaleFairValueDisclosure" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapMortgagesHeldForSaleFairValueDisclosure" order="5" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LoansReceivableFairValueDisclosure" xlink:label="loc_us-gaapLoansReceivableFairValueDisclosure" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapLoansReceivableFairValueDisclosure" order="6" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_MutualFundsHeldInDeferredCompensationTrust" xlink:label="loc_pebkMutualFundsHeldInDeferredCompensationTrust" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_pebkMutualFundsHeldInDeferredCompensationTrust" order="7" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesFairValueDisclosureAbstract" xlink:label="loc_us-gaapLiabilitiesFairValueDisclosureAbstract" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapLiabilitiesFairValueDisclosureAbstract" order="8" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DepositsFairValueDisclosure" xlink:label="loc_us-gaapDepositsFairValueDisclosure" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapDepositsFairValueDisclosure" order="9" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisSubordinatedDebtObligations" xlink:label="loc_us-gaapFairValueLiabilitiesMeasuredOnRecurringBasisSubordinatedDebtObligations" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapFairValueLiabilitiesMeasuredOnRecurringBasisSubordinatedDebtObligations" order="10" />
  </link:definitionLink>
  <link:definitionLink xlink:type="extended" xlink:role="http://pebk.com/role/ReportableSegmentsDetails" xlink:title="995489 - Disclosure - Reportable Segments (Details)">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" order="2000" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameAxis" xlink:label="loc_us-gaapPlanNameAxis" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapPlanNameAxis" order="1010" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameDomain" xlink:label="loc_us-gaapPlanNameDomain" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapPlanNameAxis" xlink:to="loc_us-gaapPlanNameDomain" order="1020" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameDomain" xlink:label="loc_us-gaapPlanNameDomain_10" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaapPlanNameAxis" xlink:to="loc_us-gaapPlanNameDomain_10" order="1030" xbrldt:contextElement="segment" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_BankingOperationsMember" xlink:label="loc_pebkBankingOperationsMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkBankingOperationsMember" order="1011" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_CBRESMember" xlink:label="loc_pebkCBRESMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkCBRESMember" order="1012" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_OtherMember" xlink:label="loc_pebkOtherMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkOtherMember" order="1013" />
    <link:loc xlink:type="locator" xlink:href="pebk-20260930.xsd#pebk_ConsolidatedMember" xlink:label="loc_pebkConsolidatedMember" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_pebkConsolidatedMember" order="1014" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestIncomeOperating" xlink:label="loc_us-gaapInterestIncomeOperating" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapInterestIncomeOperating" order="1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestExpense" xlink:label="loc_us-gaapInterestExpense" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapInterestExpense" order="2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetInvestmentIncome" xlink:label="loc_us-gaapNetInvestmentIncome" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapNetInvestmentIncome" order="3" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProvisionForLoanAndLeaseLosses" xlink:label="loc_us-gaapProvisionForLoanAndLeaseLosses" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapProvisionForLoanAndLeaseLosses" order="4" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NoninterestIncome" xlink:label="loc_us-gaapNoninterestIncome" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapNoninterestIncome" order="5" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InsuranceAgencyManagementFee" xlink:label="loc_us-gaapInsuranceAgencyManagementFee" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapInsuranceAgencyManagementFee" order="6" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LaborAndRelatedExpense" xlink:label="loc_us-gaapLaborAndRelatedExpense" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapLaborAndRelatedExpense" order="7" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OccupancyNet" xlink:label="loc_us-gaapOccupancyNet" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapOccupancyNet" order="8" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ManagementFeeExpense" xlink:label="loc_us-gaapManagementFeeExpense" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapManagementFeeExpense" order="9" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NoninterestExpense" xlink:label="loc_us-gaapNoninterestExpense" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapNoninterestExpense" order="10" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaapIncomeTaxExpenseBenefit" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapIncomeTaxExpenseBenefit" order="11" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaapNetIncomeLoss" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapNetIncomeLoss" order="12" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Assets" xlink:label="loc_us-gaapAssets" />
    <link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapAssets" order="13" />
  </link:definitionLink>
</link:linkbase>
