as in idiot
a stupid person
even a knucklehead like me can use this system
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Recent Examples of knucklehead
This doesn’t mean the Dolphins should start fights and engage in knucklehead behavior that draws penalty flags.
—
Chris Perkins, Sun Sentinel, 5 Aug. 2024
How long until some knucklehead steals a bag of doughnuts, hops into a Waymo and leads police and squadrons of helicopters on a driverless car chase?
—Steve Lopez, Los Angeles Times, 26 July 2024
Great players have to dominate, average players need to become good and some knuckleheads have to make major contributions.
—Mike Preston, Baltimore Sun, 14 July 2024
That’s the sort of talent knuckleheads who think this music game is all about proficiency and flash will never understand.
—Ed Masley, The Arizona Republic, 1 June 2024
See all Example Sentences for knucklehead 
Chris Perkins, Sun Sentinel, 5 Aug. 2024
How long until some knucklehead steals a bag of doughnuts, hops into a Waymo and leads police and squadrons of helicopters on a driverless car chase?
—Steve Lopez, Los Angeles Times, 26 July 2024
Great players have to dominate, average players need to become good and some knuckleheads have to make major contributions.
—Mike Preston, Baltimore Sun, 14 July 2024
That’s the sort of talent knuckleheads who think this music game is all about proficiency and flash will never understand.
—Ed Masley, The Arizona Republic, 1 June 2024
See all Example Sentences for knucklehead
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Cite this Entry
“Knucklehead.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/knucklehead. Accessed 30 Nov. 2024.
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