overjaw

English

Alternative forms

  • over jaw

Etymology

From Middle English overjowe, over jawe, a partial calque of earlier Middle English over chavel (upper jaw), equivalent to over- +‎ jaw.

Noun

overjaw (plural overjaws)

  1. (somewhat rare) The upper jaw (superior maxillary).
    Antonyms: lower jaw, netherjaw, underjaw
    • 1926, Arthur Percival Newton, Travel and Travellers of the Middle Ages, page 161:
      And when they eat, they move the overjaw and nought the nether jaw, and they have no tongue.
    • 1993, The S S E A Journal, volume 23, page 66:
      The King was now represented with a receding forehead, a lined and haggard face, a long nose, thick lips, slanting eyes, a hanging overjaw, and hollow cheeks.
    • 2022, Sharon Olds, Balladz, page 143:
      He drove her over the Hayward Fault,
      its boundaries jammed together like an overjaw clenched to an underjaw.