- too confident.
Origin of overconfident
SynonymsSee more synonyms on Thesaurus.com
cocksure, brash, arrogant, reckless, heedless.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for over-confidence
“I sense a lot of over-confidence,” said a campaign organizer.Dispatches From the Swing States
The Daily Beast
November 3, 2008
The pollo's weakness is over-confidence in himself and in the ways of the world.The Pearl of the Antilles, or An Artist in Cuba
This was over-confidence on his part, and not true; but it might as well have been.The Life of Napoleon Bonaparte
William Milligan Sloane
And after all, bravery is nothing but a sort of over-confidence.The Jucklins
An over-confidence in monopoly led to deterioration of the article.
They knew, too, that over-confidence is an ally singing a siren song.Aces Up
- excessively confident
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
Word Origin and History for over-confidence
Online Etymology Dictionary, © 2010 Douglas Harper