cocksure

cocksure
    adj 1: marked by excessive confidence; "an arrogant and cocksure
           materialist"; "so overconfident and impudent as to speak
           to the queen"; "the less he knows the more positive he
           gets" [syn: {cocksure}, {overconfident}, {positive}]
    

Cocksure \Cock"sure`\, a.
   1. Perfectly safe. [Obs.]
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            We steal as in a castle, cocksure: . . . we walk
            invisible.                            --Shak.
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   2. Quite certain. [Colloq.]
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            I thought myself cocksure of the horse which he
            readily promised me.                  --Pope.
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   3. overconfident; -- of people; as, the team was so cocksure
      of winning that they didn't practice in the week before
      the big game.. [Colloq.]
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28 Moby Thesaurus words for "cocksure":
      arrogant, assured, certain, confident, convinced, decided,
      determined, hubristic, overconfident, oversure, overweening,
      persuaded, poised, pompous, positive, proud, reassured, secure,
      self-assured, self-confident, self-important, self-reliant, sure,
      unafraid, undoubting, unfaltering, unhesitating, unwavering