what or which person or people, to ask about, talking about

plural of who; often used along with whats, whys, hows, etc.

Expressing surprise, or ironic lack of surprise, upon learning something.

(politics) Who will defeat or dominate whom? A Bolshevist principle or slogan, urging action against the capitalists.

According to whose authority (especially in defiance) / Nobody knows; it is difficult to judge

Alternative form of whoso

plural of who's on first

plural of Who-athon

(colloquial) Who says so; on whose authority?

A sentry's challenge to an intruder.