Muzzle may refer to:

• Muzzle (anatomy) or snout, the projecting parts of the face (including the nose and mouth) of an animal
  • Muzzle (mouth guard), a device that covers an animal's snout
• Muzzle (firearms), the mouth of a firearm
• Muzzle (band), a band based in Seattle, Washington, U.S.
• "Muzzle" (song), a song by the Smashing Pumpkins from Mellon Collie and the Infinite Sadness
• Muzzle, a character in Road Rovers
• Muzzle (Ninjago), a character in Ninjago
• Muzzle (film), a 2023 film starring Aaron Eckhart

• Flash suppressor
• Muzzle booster
• Muzzle brake
• "Muzzle #1", a song by The Whip
• Muzzle law (disambiguation)
• Muzzle shroud
• All pages with titles containing Muzzle