PAYBACK

[noun] [U] [esp. US] - the advantage received from something, esp. the profit from a financial investmentThe payback for reorganization should be increased productivity.(US informal) If a person says payback's a bitch they mean that something bad has happened as a result of something else.For years he was having love affairs behind his wife's back and now she's asking for 90% of his income in alimony - man, payback's a bitch.A payback period is the amount of time it takes to get back the sum of money originally invested in something.