Verb
prevent from being included or considered or accepted
stop using
come to an end, stop or cease
Source: WordNetOne of the first businesses of a sensible man is to know when he is beaten, and to leave off fighting at once. Samuel Butler (novelist)
This very night I am going to leave off tobacco! Surely there must be some other world in which this unconquerable purpose shall be realised. Charles Lamb
By the bye, as I must leave off being young, I find many douceurs in being a sort of chaperon, for I am put on the sofa near the fire and can drink as much wine as I like. Jane Austen
What you can do today do not leave off for tomorrow. Serbo Croatian Proverb
Entreaties to get him to sing, and entreaties to leave off. Spanish Proverb
Love is like war, begin when you like and leave off when you can. Spanish Proverb