What does knucklehead mean?
Knucklehead means (slang, derogatory) An idiot; a stupid or inept person..
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/ˈnʌkl̩ˌhɛd/ · noun
(slang, derogatory) An idiot; a stupid or inept person..
Don't stick that screwdriver into the live electrical outlet, you knucklehead!
Use knucklehead when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Knucklehead means (slang, derogatory) An idiot; a stupid or inept person..
Common synonyms include dunce, loggerhead, bonehead, lunkhead.
The opposite depends on the specific sense.
Don't stick that screwdriver into the live electrical outlet, you knucklehead!
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