un·found·ed | \ ˌən-ˈfau̇n-dəd \

Definition of unfounded 

: lacking a sound basis : groundless, unwarranted an unfounded accusation

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Examples of unfounded in a Sentence

the accusation proved to be unfounded

Recent Examples on the Web

So far, those fears and worries have been largely unfounded. Phillip Morris, cleveland.com, "Priest nearly killed in ambush robbery still bullish on Collinwood: Phillip Morris," 8 Apr. 2018 In response, some fans complained that since Lili doesn't have the same body type as Marilyn, her comparison was unfounded. Suzannah Weiss, Teen Vogue, "Lili Reinhart Made an Important Point About Body Dysmorphia," 4 July 2018 Fears about hooligan violence have proven to be unfounded so far. Brian Straus, SI.com, "The World Cup of Chaos: Looking Back on a Group Stage for the Ages," 29 June 2018 Although fears of violence by far-right hooligans proved mostly unfounded during the World Cup, many activists believe such groups will simply reemerge once the global spotlight dims. Ishaan Tharoor, Washington Post, "Russia’s World Cup dream ends, on and off the field," 9 July 2018 Fears that more foreigners would bring more crime have proved unfounded (although many landlords still refuse to rent to them). The Economist, "Japan is finally starting to admit more foreign workers," 5 July 2018 Allied called his claims unfounded, but its shares fell and it was acquired in 2009 at a fraction of its 2002 price, resulting in millions in profits for Greenlight. Gregory Zuckerman, WSJ, "‘This Is Unbelievable’: A Hedge Fund Star Dims, and Investors Flee," 4 July 2018 Dockery took issue with some of Pillsbury’s comments and claimed some of her allegations were unfounded. David Owens, courant.com, "Former Correction Officer, Army Reservist Avoids Prison For Stealing From State," 26 June 2018 The accusation was unfounded, according to the site. Joe Marusak, charlotteobserver, "School in Virginia trades Confederate general's name for Barack Obama," 19 June 2018

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

1648, in the meaning defined above

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Statistics for unfounded

Last Updated

14 Sep 2018

Look-up Popularity

Time Traveler for unfounded

The first known use of unfounded was in 1648

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More Definitions for unfounded



English Language Learners Definition of unfounded

: not based on facts or proof


un·found·ed | \ ˌən-ˈfau̇n-dəd \

Kids Definition of unfounded

: not based on facts or proof : groundless unfounded suspicions

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Comments on unfounded

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


occurring twice a year or every two years

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