Etymology

overjaw

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Today it means: The upper jaw (superior maxillary). Full definition →

Middle English overjowe
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The story

  1. Middle English · inherited fromoverjowe
  2. English todayoverjaw

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

Etymology from Wiktionary, CC BY-SA 4.0.