overconfident
adjective
over·con·fi·dent
ˌō-vər-ˈkän-fə-dənt 
-ˌdent
: excessively or unjustifiably confident : having too much confidence (as in one's abilities or judgment)
an overconfident driver
wasn't overconfident about their chances of winning
… he often starts cold, missing a few shots, allowing his opponent to get on a roll, to get overconfident.—
Brett Forrest
Brett Forrest
overconfidently
adverb
overconfidently predicted the team would win
Examples of overconfident in a Sentence
the overconfident quarterback made some careless decisions that cost him the game
Recent Examples on the Web
The Chasm is a mockumentary comedy following an overconfident climber who, after losing his best friend and climbing partner to unexpected and unfortunate circumstances, chooses to proceed solo on a historic and potentially fatal rock climb.
—Matt Grobar, Deadline, 22 Sep. 2025
Lee is a pest and a scoundrel, chronically broke and overconfident, maybe a talented writer or at least one who’s quick with literary references.
—Nicholas Quah, Vulture, 22 Sep. 2025
However, Leiter managed to sound overconfident in the postgame, wrongfully declaring that the Yankees' bullpen is up there with the best of its peers.
—Jackson Roberts, MSNBC Newsweek, 17 Sep. 2025
Research has shown that habitually offloading car navigation to GPS may impair spatial memory and that using an external source like Google to answer questions makes people overconfident in their own personal knowledge and memory.
—Brian W. Stone, The Conversation, 10 Sep. 2025
See All Example Sentences for overconfident
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Matt Grobar, Deadline, 22 Sep. 2025
Lee is a pest and a scoundrel, chronically broke and overconfident, maybe a talented writer or at least one who’s quick with literary references.
—Nicholas Quah, Vulture, 22 Sep. 2025
However, Leiter managed to sound overconfident in the postgame, wrongfully declaring that the Yankees' bullpen is up there with the best of its peers.
—Jackson Roberts, MSNBC Newsweek, 17 Sep. 2025
Research has shown that habitually offloading car navigation to GPS may impair spatial memory and that using an external source like Google to answer questions makes people overconfident in their own personal knowledge and memory.
—Brian W. Stone, The Conversation, 10 Sep. 2025
See All Example Sentences for overconfident
Cite this Entry
“Overconfident.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/overconfident. Accessed 4 Oct. 2025.
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