• synonyms


See more synonyms for mouser on Thesaurus.com
  1. an animal that catches mice: Our cat is a good mouser.
  2. 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. 2018

Related Words for mouser

puma, panther, tabby, kitty, lynx, tiger, cougar, lion, puss, kitten, leopard, bobcat, jaguar, tomcat, pussy, ocelot, tom, cheetah, mouser, grimalkin

Examples from the Web for mouser

Historical Examples of mouser

  • Now "Mouser" was Farmer Green's big, yellow-eyed, black cat!

    Grasshopper Green and the Meadow Mice

    John Rae

  • “And Mouser likes her, too,” said Lorischen, as if that settled the matter.

    Fritz and Eric

    John Conroy Hutcheson

  • Gentle as a lamb—soft as butter—kind as cream—and such a mouser!

    Eugene Aram, Complete

    Edward Bulwer-Lytton

  • Are you sure it will be as good a mouser and as sweet-tempered and as pretty?

  • Mouser had it straight when he talked about hearing ghosts walking.

British Dictionary definitions for mouser


  1. a cat or other animal that is used to catch mice: usually qualifieda good mouser
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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


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

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Online Etymology Dictionary, © 2010 Douglas Harper