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vermin

American  
[vur-min] / ˈvɜr mɪn /

noun

plural

vermin

  1. noxious, objectionable, or disgusting animals collectively, especially those of small size that appear commonly and are difficult to control, as flies, lice, bedbugs, cockroaches, mice, and rats.

  2. an objectionable or obnoxious person, or such persons collectively.

  3. animals that prey upon game, as coyotes or weasels.

vermin British  
/ ˈvɜːmɪn /

noun

  1. (functioning as plural) small animals collectively, esp insects and rodents, that are troublesome to man, domestic animals, etc

  2. an unpleasant, obnoxious, or dangerous person

"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

Etymology

Origin of vermin

1300–50; Middle English vermyne < Anglo-French, Middle French vermin, vermine < Vulgar Latin *verminum, *vermina, based on Latin vermin-; verminate

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.