as in idiot
a stupid person
even a knucklehead like me can use this system
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Recent Examples of knucklehead
Knowing that the Park was at capacity, cars used to line up anyway next to a 45 MPH through road and we drivers never knew if some knucklehead was going to swing their door open into our lane.
—
Ticked Off, The Orlando Sentinel, 2 July 2025
Casting is now open for knuckleheads ages 18 and above from the U.S. and Canada.
—Lynette Rice, Deadline, 23 June 2025
The world knows who Hill is as a talent (dynamic playmaker) and person (an attention-seeking knucklehead).
—Omar Kelly, Miami Herald, 6 June 2025
Order had to be restored in the seventh inning as some knuckleheads with tickets pelted the field with balls, beers and basically anything that was nailed down.
—Jay Paris, Forbes, 7 Oct. 2024
See All Example Sentences for knucklehead
Ticked Off, The Orlando Sentinel, 2 July 2025
Casting is now open for knuckleheads ages 18 and above from the U.S. and Canada.
—Lynette Rice, Deadline, 23 June 2025
The world knows who Hill is as a talent (dynamic playmaker) and person (an attention-seeking knucklehead).
—Omar Kelly, Miami Herald, 6 June 2025
Order had to be restored in the seventh inning as some knuckleheads with tickets pelted the field with balls, beers and basically anything that was nailed down.
—Jay Paris, Forbes, 7 Oct. 2024
See All Example Sentences for knucklehead
Recent Examples of Synonyms for knucklehead
Noun
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This drunk moron — quite different from his character in the novel — bears a ton of blame.—
Roxana Hadadi,
Vulture,
13 Feb. 2026
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The Dilbert principle — traced back to a quote in a 1995 strip — posited that managers and higher-ups are actually successful morons whose stubbornness is confused for real leadership qualities.—
Jon Blistein,
Rolling Stone,
13 Jan. 2026
Noun
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The scale of the headloss was best summed up by Luis Suarez attempting to reason with Messi, before the Argentine did anything on the Suarez scale of stupid.—
Phil Hay,
New York Times,
23 Feb. 2026
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But the new parking fees at Balboa Park are a whole new level of stupid.—
Inga,
San Diego Union-Tribune,
16 Feb. 2026
Cite this Entry
“Knucklehead.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/knucklehead. Accessed 4 Mar. 2026.
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