(intransitive, idiomatic, informal) To persevere.

An instruction to a taxi driver, waiter etc. to keep the change from the amount handed over as a tip.

(transitive) To hold back; to refuse to give or share. / (transitive) To restrict or restrain. / (transitive) To prevent (a pupil) from advancing in a course.

present participle of keep to oneself

To choose not to have an abortion.

(dated, dialect, UK, US, New England) The main room of a house.

(transitive) To hold in subjection; hence, to oppress.

(UK, universities, dated) To reside during a term.

(slang) To stay in concealment. / (slang) To be reticent.

present participle of keep the peace