muzzle (
http://definr.com/muzzle)
n 1: the open discharging end of a gun [syn:
gun muzzle,
gunpoint]
2: forward projecting part of the head of certain animals;
includes the jaws and nose
3: restraint put into a person's mouth to prevent speaking or
shouting [syn:
gag]
v 1: fit with a muzzle, as of a dog to prevent it from biting
2: prevent from speaking [syn:
gag]