✨📕 The NEWThe NEW Collegiate Dictionary, 12th Edition Over 5,000 words added — Buy Now! Collegiate DictionaryBuy Now!

stupidity

noun

stu·​pid·​i·​ty stu̇-ˈpi-də-tē How to pronounce stupidity (audio)
styu̇-
plural stupidities
Synonyms of stupiditynext
1
: the quality or state of being stupid
2
: a stupid idea or act

Examples of stupidity in a Sentence

I was shocked by the stupidity of their decision. the stupidity of the dialogue between the two romantic leads had movie audiences giggling uncontrollably
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.
That’s how stupidity often is—causing problems, but also presenting opportunities. Joshua Rothman, New Yorker, 5 Dec. 2025 At a certain point, the line between stupidity and cruelty blurs. Literary Hub, 5 Dec. 2025 The Naked Gun delivers joyous stupidity with true dedication. Alison Willmore, Vulture, 1 Dec. 2025 The article added that stupidity has become popular and viral. Miami Herald, 25 Nov. 2025 See All Example Sentences for stupidity

Word History

First Known Use

circa 1541, in the meaning defined at sense 1

Time Traveler
The first known use of stupidity was circa 1541

Browse Nearby Words

Cite this Entry

“Stupidity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/stupidity. Accessed 8 Dec. 2025.

Kids Definition

stupidity

noun
stu·​pid·​i·​ty st(y)u̇-ˈpid-ət-ē How to pronounce stupidity (audio)
plural stupidities
1
: the quality or state of being stupid
2
: something (as an idea or act) that is stupid

More from Merriam-Webster on stupidity

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!