Alternative form of what's up

(archaic) Synonym of regardless

plural of what for

Euphemistic form of what the fuck.

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).

A request, usually rhetorical, to know what, in a series of negative events, is the next negative event occurring.

Alternative form of what's the good of

Said by one friend to another in response to thank you.