The mother of one's boyfriend or girlfriend. / The mother of any of one's friends. / The mother of one's ex-spouse.

The father of one's boyfriend or girlfriend. / The father of any of one's friends. / The father of one's ex-spouse.

The sister of one's boyfriend or girlfriend. / Girlfriend of one's brother or sister. / The sister of one's ex-spouse.

(transitive, idiomatic, nonstandard) Synonym of blow out of proportion.

(video games) A style of competitive or cooperative multiplayer game where players can join or leave a game at any time without incurring a penalty for themselves or other players.

plural of check-out time

(figuratively) To break the rules of society.

simple past tense of bottom fall out

plural of sitting-out area

(China, Hong Kong) A public space provided with outdoor seating and some shelter.