Dictionary
pay•back
Pronunciation: (pā'bak"), [key]—
n.
1. the period of time required to recoup a capital investment.
2. the return on an investment:
a payback of 15 percent tax-free.
3. the act or fact of paying back; repayment.
4. something done in retaliation:
a really vicious payback for years of being snubbed. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.