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.
Still, any rumors of a falling-out with Sánchez appear to be unfounded. Heather Hunter, The Washington Examiner, 30 July 2025 However, a rep for Collins confirmed to TMZ that those rumors are unfounded. Jessica Lynch, Billboard, 28 July 2025 Six were found to be sustained, seven were deemed unfounded, five were not sustained, and one was exonerated. Sam Tabachnik, Denver Post, 27 July 2025 The Trisha Paytas baby theory centers around the unfounded idea that Paytas' babies are reincarnated famous figures. Caroline Blair, People.com, 23 July 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 5 Aug. 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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