(US, idiomatic) Everything that is required.

Dated form of what's going on (“expression of concern, asking for an explanation”).

(humorous, euphemistic) An interjection to express surprise or amazement, typically in place of what the fuck.

That is nonsense; that is patently untrue.

(archaic) what's the time?

A request for advice or instruction on what should be done. / A request, usually rhetorical, to know what, in a series of negative events, is the next negative event occurring.

plural of what for

plural of what-not shop

Euphemistic form of what the hell (“why not, who cares”).

How. (used in rhetorical questions to criticize something as completely inconsistent with reality and/or logic).