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English definition of “muzzle”

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muzzle

noun [C]  /ˈmʌz·əl/ us  

muzzle noun [C] (ANIMAL NOSE)

the mouth and nose of an animal, esp. a dog or a horse, or a covering put over this in order to prevent the animal from biting

muzzle noun [C] (GUN PART)

the end of a gun barrel (= the cylindrical part of a gun), where the bullets come out

muzzle

verb [T]  /ˈmʌz·əl/ us  

muzzle verb [T] (PREVENT EXPRESSION)

to prevent someone from speaking or expressing his or her thoughts: Frank will continue to muzzle his critics.

muzzle verb [T] (ANIMAL NOSE)

to put a covering over the mouth and nose of an animal, esp. a dog or a horse, in order to prevent the animal from biting: Dangerous dogs should be muzzled.
(Definition of muzzle from the Cambridge Academic Content Dictionary © Cambridge University Press)
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