un·​found·​ed | \ ˌən-ˈfau̇n-dəd How to pronounce unfounded (audio) \

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

The Judiciary Committee statement Tuesday night condemned any threats against Ford, but maintained that her request for an FBI probe was unfounded. Alex Pappas, Fox News, "Republicans push to move ahead with Kavanaugh vote if accuser Christine Blasey Ford declines to testify," 19 Sep. 2018 The team concluded those fears are mostly unfounded. John Wenz, Popular Mechanics, "Living in Space Doesn't Turn Bacteria into Killer Superbugs, Study Says," 9 Jan. 2019 But unfounded charges of sexism can’t be a repercussion-free practice. Matt Calkins, The Seattle Times, "Media too quick to label U.S. Open umpire’s calls against Serena Williams as sexist," 11 Sep. 2018 If my Tinder matches are any indication, that fear isn’t totally unfounded: Dudes my own age just aren’t interested anymore. Melanie Hamlett, Glamour, "Men My Age Wouldn’t Date Me, so I Became a ‘Cougar’," 5 Apr. 2019 Any allegations of a personal quid pro quo involving Mr. Juffali’s assistance with a letter of credit and the payments from Nissan were completely unfounded, the statement said. Megumi Fujikawa, WSJ, "Carlos Ghosn’s Lawyer Launches Campaign to Clear His Client," 8 Jan. 2019 But data on wages for production workers date back to 1939 — and Trump’s claim appears to be unfounded. Christopher Rugaber, The Seattle Times, "AP FACT CHECK: Trump’s speech exaggerates border peril," 6 Feb. 2019 Tightening financial conditions and signs of strain in credit markets have reinvigorated the long-running debate about where another debt crisis might lurk, or if investors’ fears are unfounded. Aaron Kuriloff, WSJ, "Taking Stock of the World’s Debt," 27 Dec. 2018 The Amazon effect: high rents, congested transit The fear that Amazon would exacerbate gentrification in the New York and DC areas — both of which are suffering from homelessness crises and a lack of affordable housing — is not unfounded. Gaby Del Valle, Vox, "Amazon HQ2: the many layers of backlash against the company’s expansion, explained," 6 Nov. 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

11 May 2019

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

formal : not based on facts or proof


un·​found·​ed | \ ˌən-ˈfau̇n-dəd How to pronounce unfounded (audio) \

Kids Definition of unfounded

: not based on facts or proof : groundless unfounded suspicions

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More from Merriam-Webster on unfounded

Rhyming Dictionary: Words that rhyme with unfounded

Thesaurus: All synonyms and antonyms for unfounded

Spanish Central: Translation of unfounded

Nglish: Translation of unfounded for Spanish Speakers

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