The protruding part of an animal's head which includes the nose, mouth and jaws.

(slang, derogatory, by extension) A person's mouth.

A device used to prevent an animal from biting or eating, which is worn on its snout.

(firearms) The mouth or the end for entrance or discharge of a gun, pistol etc., that the bullet emerges from.

(chiefly Scotland) A piece of the forward end of the plow-beam by which the traces are attached.

(transitive) To bind or confine an animal's mouth by putting a muzzle, as to prevent it from eating or biting.

(transitive, figurative) To restrain (from speaking, expressing opinion or acting); to gag; to silence; to censor.

(intransitive) To bring the muzzle or mouth near.