D defs.my
Entry 2 senses Webster, 1913

Embouchure

· Em·bou·chure · IPA /ˈɑm.bə.ʃɚ/
01 n. The mouth of a river; also, the mouth of a cannon.
  1. 1.
    The mouth of a river; also, the mouth of a cannon.
  2. 2.
    The mouthpiece of a wind instrument.(Mus.)