1. To give and take mutually
2. To return in kind or degree
3. To make a return for something
4. To move forward and backward alternately
5. To act, feel, or give in return

(Irregular preterit, past participle: repaid).
1. To pay again.
2. To pay back; to return money borrowed.

To make repayment for or return something; SYN. repay.

1. To strike back, as in revenge for an attack.
2. To repay (as an injury) in kind

1. To act or give something in recognition of someone's behavior; SYN. repay, pay back.
2. To bestow a reward upon