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.

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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. 2020

Example sentences from the Web for mouser

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