Synonyms
- airhead
- birdbrain
- blockhead
- bonehead
- bubblehead
- chowderhead
- chucklehead
- clodpoll
- clodpole
- clot [British]
- cluck
- clunk
- cretin
- cuddy [British dialect]
- cuddie
- deadhead
- dim bulb [slang]
- dimwit
- dip
- dodo
- dolt
- donkey
- doofus [slang]
- dope
- dork [slang]
- dullard
- dum-dum
- dumbbell
- dumbhead
- dummkopf
- dummy
- dunce
- dunderhead
- fathead
- gander
- golem
- goof
- goon
- half-wit
- hammerhead
- hardhead
- idiot
- ignoramus
- imbecile
- jackass
- know-nothing
- lamebrain
- loggerhead [chiefly dialect]
- loon
- lump
- lunkhead
- meathead
- mome [archaic]
- moron
- mug [chiefly British]
- mutt
- natural
- nimrod [slang]
- nincompoop
- ninny
- ninnyhammer
- nit [chiefly British]
- nitwit
- noddy
- noodle
- numskull
- numbskull
- oaf
- pinhead
- prat [British]
- ratbag [chiefly Australian]
- saphead
- schlub [slang]
- shlub
- schnook [slang]
- simpleton
- stock
- stupe
- stupid
- thickhead
- turkey
- woodenhead
- yahoo
- yo-yo
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
The dynasty community is down on Williams, citing injury history, the knucklehead factor and questionable hands.
—
Jeff Haverlack, The Athletic, 18 July 2024
The collective bargaining agreement precludes using such levers to discipline a player for being a knucklehead on the field.
—Brad Biggs, Chicago Tribune, 30 Oct. 2024
Green Bay’s No. 1 knucklehead continues to do questionable things.
—Rob Reischel, Forbes, 20 Oct. 2024
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 
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Jeff Haverlack, The Athletic, 18 July 2024
The collective bargaining agreement precludes using such levers to discipline a player for being a knucklehead on the field.
—Brad Biggs, Chicago Tribune, 30 Oct. 2024
Green Bay’s No. 1 knucklehead continues to do questionable things.
—Rob Reischel, Forbes, 20 Oct. 2024
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
Articles Related to knucklehead
Dictionary Entries Near knucklehead
Cite this Entry
“Knucklehead.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/knucklehead. Accessed 30 Dec. 2024.
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