1 tr. pay back (money).
2 tr. return (a blow, visit, etc.).
3 tr. make repayment to (a person).
4 tr. make return for; requite (a service, action, etc.) (must repay their kindness; the book repays close study).
5 tr. (often foll. by for) give in recompense.
6 intr. make repayment.
Derivatives:
repayable adj. repayment n.
Etymology: OF repaier (as RE-, PAY(1))
Useful english dictionary. 2012.