gauntlet (Noun) — A challenge. ex. "threw down the gauntlet" ex. "took up the gauntlet"
gauntlet (Noun) — A glove of armoured leather; protects the hand.
gauntlet (Noun) — A glove with long sleeve.
gauntlet (Noun) — A form of punishment in which a person is forced to run between two lines of men facing each other and armed with clubs or whips to beat the victim.
gauntlet (Noun) — The convergence of two parallel railway tracks in a narrow place; the inner rails cross and run parallel and then diverge so a train remains on its own tracks at all times.