• The part of the face below the mouth.

    "His jaw dropped in amazement."

  • A notched or forked part, adapted for holding an object in place.

    "the jaw of a railway-car pedestal."

  • (slang, dated) Impudent or abusive talk.
  • One of the bones, usually bearing teeth, which form the framework of the mouth.
  • A notch or opening.
  • (nautical) The inner end of a boom or gaff, hollowed in a half circle so as to move freely on a mast.
  • (snooker) The curved part of the cushion marking the entry to the pocket.
  • (figuratively) Anything resembling the jaw of an animal in form or action; especially plural, the mouth or way of entrance.

    "the jaws of a pass; the jaws of darkness; the jaws of death."

  • One of a pair of opposing parts which are movable towards or from each other, for grasping or crushing anything between them.

    "the jaws of a vise; the jaws of a stone-crushing machine."

  • (slang) Axle guard.


  • (used in certain set phrases like jaw harp, jaw harpist and jaw's-trump)


  • (transitive) To assail or abuse by scolding.
  • (snooker, transitive, intransitive) (of a ball) To stick in the jaws of a pocket.
  • (intransitive, informal) To talk; to converse.
  • (intransitive) To scold; to clamor.

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