Definitions for muzzle

(the open circular discharging end of a gun)

(forward projecting part of the head of certain animals; includes the jaws and nose)

(a leather or wire restraint that fits over an animal's snout (especially a dog's nose and jaws) and prevents it from eating or biting)

(restraint put into a person's mouth to prevent speaking or shouting)

(fit with a muzzle; "muzzle the dog to prevent it from biting strangers")

(prevent from speaking out; "The press was gagged")

(tie a gag around someone's mouth in order to silence them; "The burglars gagged the home owner and tied him to a chair")