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See more synonyms for overconfident on Thesaurus.com
  1. too confident.
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Origin of overconfident

First recorded in 1610–20; over- + confident
Related formso·ver·con·fi·dence, nouno·ver·con·fi·dent·ly, adverb

Synonyms for overconfident

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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for overconfidence

Contemporary Examples of overconfidence

Historical Examples of overconfidence

  • But that gentleman spoiled it all by his own overconfidence.


    Edward Eggleston

  • Neglect of this or overconfidence has caused many disasters.

    Nautical Charts

    G. R. Putnam

  • It may be the function of Contingency to correct the overconfidence of the evolutionist.

    The Ifs of History

    Joseph Edgar Chamberlin

  • Confidence is a necessary thing in billiards, but overconfidence is bad.

  • Nettled, and alarmed at what appeared to be their overconfidence, Gaylor objected warmly.


    Richard Harding Davis

British Dictionary definitions for overconfidence


  1. excessively confident
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Derived Formsoverconfidence, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012