Entry 1 sense Webster, 1913 Debtor /dĕt'-ẽr/ · Debt·or · IPA /ˈdɛt.ɚ/ 01 n. One who owes a debt; one who is indebted; -- correlative to creditor. 1. One who owes a debt; one who is indebted; -- correlative to creditor. “[I 'll] bring your latter hazard back again, And thankfully rest debtor for the first.” — Shak. “In Athens an insolvent debtor became slave to his creditor.” — Mitford. “Debtors for our lives to you.” — Tennyson.