Payback
Definition 1 of 3
Pro Tip 1/3
Expectation of return
The term implies that the person who borrowed money is expected to return it. She reminded him about the payback for the loan.
Pro Tip 2/3
Not always money
Sometimes, 'payback' refers to returning a favor, not just money. After helping him move, he owed me a payback.
Pro Tip 3/3
Moral obligation
There's often a sense of personal duty associated with 'payback'. I feel a strong payback is due for their kindness.