un·​der·​es·​ti·​mate | \ ˌən-dər-ˈe-stə-ˌmāt How to pronounce underestimate (audio) \
underestimated; underestimating; underestimates

Definition of underestimate

transitive verb

1 : to estimate as being less than the actual size, quantity, or number
2 : to place too low a value on : underrate

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Other Words from underestimate

underestimate \ ˌən-​dər-​ˈe-​stə-​mət How to pronounce underestimate (audio) \ noun
underestimation \ ˌən-​dər-​ˌe-​stə-​ˈmā-​shən How to pronounce underestimation (audio) \ noun

Synonyms & Antonyms for underestimate



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Examples of underestimate in a Sentence

The city underestimated the cost of the new building. The number of people in the crowd was underestimated by 5,000. Never underestimate the importance of a good education. Her talent has always been underestimated.
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Recent Examples on the Web In spite of that, no one will be underestimating the Breakers, who advanced to the CIF Southern Section Division 3 championship match and lost to Sun Valley Village Christian a year ago. Andrew Turner, Daily Pilot, "Laguna Beach girls’ volleyball reaches semifinals of Dave Mohs Tournament," 7 Sep. 2019 After an awesome performance against Duke in Atlanta last week, Nick Saban’s team looks to keep it rolling this weekend without underestimating a team ready to shock the world after last week’s SEC upsets. Ben Flanagan | Bflanagan@al.com, al, "Alabama gameday: Complete fan guide to Crimson Tide’s home opener against New Mexico State," 6 Sep. 2019 At least one study has found that the EPA likely dramatically underestimates how much methane is released in the production of oil and natural gas. Kate Cox, Ars Technica, "Trump admin. announces plan to kill 2016 methane emissions limits," 29 Aug. 2019 Part of the reason is the company underestimated gamblers’ loyalty to Mohegan Sun and Foxwoods, President Mike Mathis said Monday. Stephen Singer, courant.com, "As two new casinos sharpen competition in New England’s crowded gambling market, more revenue is hard to reach," 25 Aug. 2019 The government is clearly banking on the protests burning themselves out once schools and universities resume classes after the summer holidays, but this grossly underestimates the momentum that has built up and is being sustained. The Economist, "Hong Kong’s protest movement will not back down empty-handed," 23 Aug. 2019 Current investors could think Tencent is getting a good deal and are underestimating Vivendi. Glenn Peoples, Billboard, "What Vivendi's Pending Sale of Some of UMG Could Mean," 22 Aug. 2019 But the University of Michigan team said earlier studies underestimated the carps’ dietary flexibility. John Flesher, Twin Cities, "Study: Asian carp could find plenty of food in Lake Michigan, and a chance to spread to other Great Lakes," 13 Aug. 2019 As a president, Dr. Smith wrote, Grant was underestimated by patrician historians and by defenders of the Confederacy, who resented his efforts to promote voting rights for African Americans and to eliminate the Ku Klux Klan. Matt Schudel, Washington Post, "Jean Edward Smith, biographer who reassessed presidential reputations, dies at 86," 16 Sep. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'underestimate.' 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 underestimate

1792, in the meaning defined at sense 1

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Statistics for underestimate

Last Updated

31 Oct 2019

Time Traveler for underestimate

The first known use of underestimate was in 1792

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More Definitions for underestimate


How to pronounce underestimate (audio)

English Language Learners Definition of underestimate

: to estimate (something) as being less than the actual size, quantity, or number
: to think of (someone or something) as being lower in ability, influence, or value than that person or thing actually is

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Comments on underestimate

What made you want to look up underestimate? Please tell us where you read or heard it (including the quote, if possible).


not being in agreement or harmony

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