Definitions
1.verbTo pay (a debt, fine etc.).
2.verbTo repay (someone) for (something).
3.verbTo repay, pay back (a good deed, injury etc.).
4.verbTo conduct or acquit (oneself); to behave (in a specified way).
5.verbTo carry through; to go through to the end.
6.verbTo set at rest; to free, as from anything harmful or oppressive; to relieve; to clear; to liberate.
7.verbTo release from obligation, accusation, penalty, etc.; to absolve; to acquit.
8.verbTo abandon, renounce (a thing).
9.verbTo leave (a place).
10.verbTo resign from (a job, office, position, etc.)."After having to work overtime without being paid, I quit my job."
11.verbTo stop, give up (an activity) (usually + gerund or verbal noun)."John is planning to quit smoking."
12.verbTo close (an application).
13.adjectiveOn equal monetary terms; neither owing or being owed."Here's the last of the money you lent me. We're quits now, right?"