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Noun: pinhead  'pin,hed
  1. [informal] An ignorant or foolish person
    - dumbbell [informal], dummy [informal], dope [informal], boob [informal], booby, div [Brit, informal], poon [Austral, informal], divvy [Brit, informal]
     
  2. The head of a pin

Derived forms: pinheads

Type of: head, simple [archaic], simpleton

Part of: pin

Encyclopedia: Pinhead