[call it quits] {v. phr.}, {informal}
1. To decide to stop what you are doing; quit.
* /When Tom had painted half the garage, he called it quits./
2. To agree that each side in a fight is satisfied; stop fighting because a wrong has been paid back; say things are even.
* /Pete called Tom a bad name, and they fought till Tom gave Pete a bloody nose; then they called it quits./
3. To cultivate a habit no longer.
* /"Yes, I called it quits with cigarettes three years ago."/