1. to fulfill a promise. Tom made good on his pledge to donate $1,000.Bill refused to make good on his promise.
2. to repay a debt. (See also set something right.) I couldn't make good on my debts, and I got in a lot of trouble.If you don't make good on this bill, I'll have to take back your car.
to do what you have said you would do I told them they would have a great time, and I want to make good on my promise.My dad made good on his threat to cut off our Internet service.
to give back money that you owe someone, or to keep a promise to do something I want to make good on that loan I got from Joan.Tom made good on his promise to paint the living room.