vermin (plural noun)
vermin(Noun) Any one of various common types of small insects or animals which cause harm and annoyance. The area was plagued by all sorts of vermin: fleas, lice, mice, and rats to name a few. vermin(Noun) Animals that prey on game, such as foxes or weasels.
Definition. The term "vermin" is used to refer to a wide scope of organisms, including rodents, cockroaches, termites, bed bugs, mosquitoes, ferrets, stoats, sables, rats, and occasionally foxes. Historically, in the 16th and 17th century, the expression also became used as a derogatory term associated with groups...
Borrowed from Anglo-Norman and Old French vermine, from Vulgar Latin *verminum ("vermin"), collective noun formed from Latin vermis ("worm"). See also worm. (countable or uncountable) Any one of various common types of small insects or animals which cause harm and annoyance. [from c. 1300]
Vermin ( colloquially varmint (s) or varmit (s)) are pests or nuisance animals that spread diseases or destroy crops or livestock. Since the term is defined in relation to human activities, which species are included vary by region and enterprise.