MOUTHPIECE

Definition of MOUTHPIECE

  1. (noun)a part that goes over or into the mouth of a person
  2. (noun)an acoustic device; the part of a telephone into which a person speaks
  3. (noun)a spokesperson (as a lawyer)
  4. (noun)(especially boxing) equipment that protects an athlete's mouth
  5. (noun)the tube of a pipe or cigarette holder that a smoker holds in the mouth
  6. (noun)the aperture of a wind instrument into which the player blows directly