pay off (
http://definr.com/pay off)
v 1: yield a profit or result; "His efforts finally paid off"
2: eliminate by paying off; as of debts [syn:
liquidate]
3: pay off, as of loans or promissory notes [syn:
redeem]
4: do or give something to somebody in return; "Does she pay
you for the work you are doing?" [syn:
pay,
make up,
compensate]
5: pay someone with influence in order to receive a favor [syn:
buy off]
6: take vengeance on or get even; "We'll get them!" "That'll
fix him good!" "This time I got him" [syn:
pay back,
get,
fix]