What is the meaning of Pay_off?

To bribe, especially to deter oversight.

To become worthwhile; to produce a net benefit.

To pay back; to repay.

To pay back (repay) the entirety of a loan, thereby effecting the release of a lien on (the thing that was financed).

To pay and discharge (an employee).

To fall to leeward, as the head of a vessel under sail.

Source: wiktionary.org