knucklehead

noun

knuck·​le·​head ˈnə-kəl-ˌhed How to pronounce knucklehead (audio)
Synonyms of knuckleheadnext
: dumbbell sense 2
knuckleheaded
ˈnə-kəl-ˌhed-əd How to pronounce knucklehead (audio)
adjective

Synonyms of knucklehead

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Examples of knucklehead in a Sentence

Don't be such a knucklehead. I'd like to get my hands on the knucklehead who designed that paper-towel dispenser.
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.
My character is just total knucklehead. — Dalton Ross, Entertainment Weekly, 16 Dec. 2025 Except for a pair of tickets offered by some knucklehead for $1,436 apiece on StubHub. — Kirk Kenney, San Diego Union-Tribune, 23 Mar. 2026 But the entire operation has been predicated on the fact that these lovable knuckleheads are falling into an open sewer in the name of comedy for us. — David Fear, Rolling Stone, 25 June 2026 To be blunt, rather than being the smartest guys in the room, they are thought to be knuckleheads and bought everything to do with heavily indebted loan packaging, both public and private. — Jim Cramer, CNBC, 1 Mar. 2026 See All Example Sentences for knucklehead

Word History

First Known Use

1942, in the meaning defined above

Time Traveler
The first known use of knucklehead was in 1942

Rhymes for knucklehead

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Browse Nearby Words

knuckle-duster
knucklehead
knuckle joint
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Cite this Entry

“Knucklehead.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/knucklehead. Accessed 7 Jul. 2026.

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