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Noun: nincompoop  'nin-kum`poop
  1. A stupid foolish person
    "blathering like the nincompoop that you are"
    - poop, ninny, silly billy [Brit], plonker [Brit], ning-nong [Austral, NZ], nong [Austral, NZ]

Derived forms: nincompoops

Type of: simple, simpleton

Encyclopedia: Nincompoop