mouser

[ mou-zer ]
/ ˈmaʊ zər /

noun

an animal that catches mice: Our cat is a good mouser.
a person or thing that seeks or prowls, as if for prey.

Origin of mouser

Middle English word dating back to 1350–1400; see origin at mouse, -er1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for mouser

mouser

/ (ˈmaʊzə, ˈmaʊsə) /

noun

a cat or other animal that is used to catch mice: usually qualifieda good mouser
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for mouser

mouser


n.

"cat that hunts mice," c.1400, agent noun from mouse (v.).

Online Etymology Dictionary, © 2010 Douglas Harper