english
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general::
Phrase(s): I owe you one. Inf. Thank you, now I owe you a favor.; I owe you something similar in return. • Bob: I put the extra copy of the book on your desk. Sue: Thanks, I owe you one. • Bill: Let me pay for your drink. Bob: Thanks a lot, I owe you one.
McGrawhill's American Idioms And Phrasal Verbs