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mouser

A cat that catches mice, kept specifically for the purpose.

ˈmaʊzə(ɹ)Current112 viewsLast reviewed Jun 29, 2026+ Add a definition
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#1·Apr 27, 2026

A cat that catches mice, kept specifically for the purpose.

Origin: From , equivalent to or . The “moustache” sense is apparently an extended usage (i.e., a cat’s whiskers, jocularly transferred to human beings), possibly with influence from moustache. Origin information sourced from Wiktionary contributors (CC BY-SA 4.0).
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#2·Apr 27, 2026

(chiefly, Scotland, US) A moustache.

Heard in the wild
  • “youtube.com/shorts/NIKzL... Now that's what I call a mouser.”

    — Bluesky· May 2026
  • “I was confused for a while and thought the guy who made Fafhrd and the Gray Mouser appeared in the Story of Louis Pasteur - I think Jr's son is also an author.”

    — Bluesky· May 2026
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