(idiomatic, vulgar) One should not cause trouble in a place, group, or situation in which one regularly finds oneself, as it will likely backfire

Used to propose marriage to someone

(informal) That's a normal occurrence; that's typical.

(UK) A person who works with youngsters, to promote informal education.

An area set aside for young people to meet and take part in group activities.

Used other than figuratively or idiomatically: see young, man. / A term of endearment or address by adults for a young boy. / (dated) A male lover; a sweetheart.

Alternative form of what's your phone number?

(humorous) Indicates the speaker has noticed an erection underneath the interlocutor's clothes.

Used to ask the interlocutor whether or not he/she has met the speaker before.

Used to ask whether or not products or services may be paid for in American dollars.