pest

noun
\ˈpest \

Definition of pest 

1 : an epidemic disease associated with high mortality specifically : plague

2 : something resembling a pest in destructiveness especially : a plant or animal detrimental to humans or human concerns (such as agriculture or livestock production)

3 : one that pesters or annoys : nuisance

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Other Words from pest

pesty \ˈpe-stē \ adjective

Examples of pest in a Sentence

These insects are pests for farmers. mice and other household pests You're being a real pest. Would you leave us alone, please?
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Recent Examples on the Web

Officials say that there’s no single cause but that habitat loss, pests, diseases and pesticides are all factors in the decline. Washington Post, "Illnesses in Md. linked to Venezuelan crab meat," 8 July 2018 And some early season pests are no longer a bother. Jo Ellen Meyers Sharp, Indianapolis Star, "The Hoosier Gardener: Sow seeds now for late-summer edibles," 8 July 2018 The biting pests are back in full attack mode, and in big numbers. Don Behm, Milwaukee Journal Sentinel, "Heading outdoors? Here's how to protect yourself from a full bloom of mosquitoes and ticks in Wisconsin," 30 May 2018 Most pests are unpleasant, but termites can wreck your house. Philly.com, "The annual home pest invasion is coming; here are tips to do it yourself or hire an exterminator," 28 Mar. 2018 Since most spinach grows in very cool weather, pests are usually not a problem. The Editors Of Organic Life, Good Housekeeping, "How To Grow The Tastiest Spinach," 15 Feb. 2018 Another common pumpkin pest are squash bugs, which hang out on the underside of leaves when the flowers bloom or when fruit appears. Arricca Sansone, Country Living, "Everything You Need to Know About Planting Pumpkin Seeds," 29 June 2017 Diseases spread by pests like mosquitoes and fleas remain global health problems. Alexandra Sifferlin, Time, "How a Drug For Pets May Help Prevent Zika and Malaria," 2 July 2018 Fill in bare spots left by cold or pests before weed growth begins. 11. Tom Maccubbin, OrlandoSentinel.com, "April in the garden," 31 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'pest.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of pest

15th century, in the meaning defined at sense 1

History and Etymology for pest

Middle French peste, from Latin pestis

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Statistics for pest

Last Updated

5 Oct 2018

Look-up Popularity

Time Traveler for pest

The first known use of pest was in the 15th century

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More Definitions for pest

pest

noun

English Language Learners Definition of pest

: an animal or insect that causes problems for people especially by damaging crops

: a person who bothers or annoys other people

pest

noun
\ˈpest \

Kids Definition of pest

1 : nuisance … Kirsti was such a pest, always butting in.— Lois Lowry, Number the Stars

2 : a plant or animal that is harmful to humans or property

pest

noun
\ˈpest \

Medical Definition of pest 

1 : an epidemic disease associated with high mortality specifically : plague sense 2

2 : something resembling a pest in destructiveness especially : a plant or animal detrimental to humans or human concerns

Other Words from pest

pesty \ˈpes-tē \ adjective

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Comments on pest

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