overconfidence overconfidence  /ˌoʊ vər ˈkɑn fɪ dəns/


  • (n) total certainty or greater certainty than circumstances warrant



  1. He worked his team hard for the Rose Bowl game, diligently guarded them from ballyhoo, banked on Stanford's overconfidence.
  2. Rove chalks up the loss to corruption, incumbent overconfidence and conservative dissatisfaction with spending.
  3. Carville's first job may be to ward off overconfidence by spinning the candidate's own expectations lower.


  1. Your Overconfidence Can Actually Be Dangerous

    The adage “often wrong, never in doubt” may be an accurate assessment of the way many people think, a flaw that may lead to unsettling consequences. In a new study, researchers investigated overprecision – excessive confidence in the accuracy of beliefs. Such overconfidence can lead to, among other things, overvaluing investments, inaccurate diagnosis by physicians and an intolerance [...]
    on June 13, 2013     Source: Psych Central

  2. People are overly confident in their own knowledge, despite errors

    Overprecision -- excessive confidence in the accuracy of our beliefs -- can have profound consequences, inflating investors' valuation of their investments, leading physicians to gravitate too quickly to a diagnosis, even making people intolerant of dissenting views. Now, new research confirms that overprecision is a common and robust form of overconfidence driven, at least in part, by excessive ...
    on June 10, 2013     Source: Science Daily


  1. "Our problem against Brazil was overconfidence," Pantsil said. "We wanted to do it so much and inexperience hurt the team. Now we have that experience because we have been there before. We are going to keep our heads, focus, and we will have...
    on Jun 16, 2010 By: John Pantsil Source: The Associated Press

  2. "I think any discussions about transition and Cabinet posts are grossly premature. They should not happen because we haven't won this race. This is going to be a close race. I think everybody should guard against overconfidence," said Richardson.
    on Nov 1, 2008 By: Bill Richardson Source: FOXNews

  3. "We had a plan from the beginning, we stuck to it and we didn't deviate from it and it's helped us immensely," Pitino said. "There was never any overconfidence on where we were ranked earlier in the season and there was never any panic when...
    on Mar 16, 2009 By: Rick Pitino Source: International Herald Tribune

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ennui ennui
/ɛ ˈnu i /