unfounded

adjective

un·​found·​ed ˌən-ˈfau̇n-dəd How to pronounce unfounded (audio)
: lacking a sound basis : groundless, unwarranted
an unfounded accusation

Examples of unfounded in a Sentence

the accusation proved to be unfounded
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Zillow has disputed Compass’ characterization, stating that the lawsuit is unfounded and the new rule was enacted in the spirit of fairness. Samantha Delouya, CNN Money, 23 June 2025 This spring, multiple NATO officials told me that any sense of anxiety about America’s contribution to European security was unfounded: after all, nothing has changed in terms of the allocation of hard power. Joshua Yaffa, New Yorker, 23 June 2025 Rumors about drugging with needles began to swirl following the deadly Astroworld Festival crowd rush back in 2021, though those reports would subsequently prove to be unfounded. Ethan Millman, HollywoodReporter, 23 June 2025 President Trump on Friday called for a special prosecutor to be appointed to investigate unfounded claims the 2020 election results were fraudulent. Brett Samuels, The Hill, 20 June 2025 See All Example Sentences for unfounded

Word History

First Known Use

1648, in the meaning defined above

Time Traveler
The first known use of unfounded was in 1648

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Cite this Entry

“Unfounded.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unfounded. Accessed 1 Jul. 2025.

Kids Definition

unfounded

adjective
un·​found·​ed ˌən-ˈfau̇n-dəd How to pronounce unfounded (audio)
ˈən-
: lacking a sound base : groundless
unfounded suspicions

More from Merriam-Webster on unfounded

Last Updated: - Updated example sentences
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