(formal) you're welcome

(derogatory) Any outsiders of a clique. / Members of a particular group, collectively. / (US, dialectal) plural of you

An expression of disapproval.

(proscribed, nonstandard, slang, set phrase) "Where are you?" Used as an inquiry of location, especially figuratively.

(idiomatic) An informal greeting, not requiring a literal response. In form a question, and thus followed by a question mark. Typical responses include:

Short for (may) God bless you: said as a short prayer for the recipient. / (idiomatic) Said to someone who has just sneezed, as a polite remark.

An expression of gratitude. / (as a modifier before a noun) That expresses thanks.

(US, Midwestern US and Appalachia) You (plural, as subject or object).

(colloquial, chiefly Canada, US, Australia, New Zealand, South Africa, Britain) You (plural).

(idiomatic, Britain, colloquial) An intensified version of what or huh.