- one who does not think, doughhead
What a knucklehead! He made the same mistake ten times.
English Idioms. Sayings and slang .
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knucklehead — stupid person, 1890, American English, from KNUCKLE (Cf. knuckle) (n.) + HEAD (Cf. head) (n.). That infernal knuckle head at the camp ought to have reported before now, he thought to himself, as he smoked. [Charles H. Shinn, The Quicksands of… … Etymology dictionary
knucklehead — ► NOUN informal ▪ a stupid person … English terms dictionary
knucklehead — ☆ knucklehead [nuk′ lhed΄ ] n. Informal a stupid person; fool … English World dictionary
Knucklehead — The knucklehead was a Harley Davidson motorcycle engine, so named because of the distinct shape of the rocker covers (valve covers). The engine is a two cylinder, two valve per cylinder, pushrod V twin. It was the second type of V Twin engine… … Wikipedia
knucklehead — UK [ˈnʌk(ə)lˌhed] / US noun [countable] Word forms knucklehead : singular knucklehead plural knuckleheads informal a stupid person … English dictionary
knucklehead — n. a stupid person. □ Oh, I feel like such a knucklehead! □ Don’t worry, you’re not a knucklehead … Dictionary of American slang and colloquial expressions
knucklehead — noun /ˈnʌkl̩ˌhɛd/ An idiot; a stupid or inept person Dont stick that screwdriver into the live electrical outlet, you knucklehead! See Also: knuckle … Wiktionary
knucklehead — n A stupid or foolish person. That knucklehead can t read his own name without moving his lips! 1940s … Historical dictionary of American slang
knucklehead — noun (C) AmE spoken used to address someone who you like who has done something stupid: You knucklehead, you can t go around saying things like that! … Longman dictionary of contemporary English
knucklehead — noun Date: 1942 dumbbell 2 • knuckleheaded adjective … New Collegiate Dictionary