You will get what you deserve, or what is coming to you; used as a threat.

(colloquial) It's none of your business, or not your responsibility; an exhortation to stay out of a volatile or delicate situation.

A stereotypical threat used by robbers, implying that the victim should value their life more than any valuables they may be carrying.

(Britain, Australia, slang) Go away.

(idiomatic, colloquial) Used to express the speaker's skepticism about another's preceding statement about a desired or assumed state of affairs.

(archaic) Used as a greeting, especially to a lady. / (archaic) Used as a closing of a personal letter.

(humble, archaic, chiefly in Bible translations) I, me (when addressing two or more people)

(idiomatic, emphatic, colloquial, vulgar) A sarcastic expression of disbelief.

(vulgar, slang) you (in the singular); you (in the singular). / (vulgar, slang) yourself, often used as an intensifier.

plural of by-your-leave