fishmouth

F4I1S1H4M3O1U1T1H4

noun

A half-cylindrical or half-conical shaped opening or void in a lapped edge or seam, usually caused by wrinkling or shifting of ply sheets during installation.

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Meanings

nounfishmouth (plural fishmouths)

plural fishmouths

  1. businessA half-cylindrical or half-conical shaped opening or void in a lapped edge or seam, usually caused by wrinkling or shifting of ply sheets during installation.
  2. medicineA wide incision made to drain fluid from under the fingernail.
  3. medicineA horizontal incision on the breast aligned with the nipples made to drain or excise the breast fat as a form of top surgery.
  4. colloquialA chronically open mouth.

Origin

From fish + mouth.

Full word history & related roots →
Cite this entry
APA

fishmouth. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/fishmouth

MLA

“fishmouth.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/fishmouth. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “fishmouth,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/fishmouth.

Source: fishmouth on Wiktionary, CC BY-SA 4.0.