unsure

adjective

un·​sure ˌən-ˈshu̇r How to pronounce unsure (audio)
-ˈshər,
 especially Southern  -ˈshȯr
: not marked by or given to feelings of confident certainty : not sure
was unsure of what to do
Phrases
unsure of oneself
: lacking confidence in one's abilities
… he's a little unsure of himself when it comes to the music world …Seth Mnookin

Examples of unsure in a Sentence

unsure of her ability to handle the pressure of competing in the Olympic Games
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Those findings – razor thin margins for Newsom – dovetail with other public polls, such as this from UC Berkeley, which showed 48% of Californians planning to vote yes, with a majority (52%) either opposed (32%) or unsure (20%). Douglas Schoen, Oc Register, 26 Sep. 2025 Younger voters and voters of color were more likely to be unsure about the proposal, according to the poll. Ethan Varian, Mercury News, 26 Sep. 2025 At the same time, many are unsure whether or not Comey should be found guilty. Brendan Rascius, Miami Herald, 26 Sep. 2025 As people around him ran for cover, Reynolds stayed frozen, unsure where the bullets were coming from. Alaa Elassar, CNN Money, 26 Sep. 2025 See All Example Sentences for unsure

Word History

First Known Use

15th century, in the meaning defined above

Time Traveler
The first known use of unsure was in the 15th century

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Cite this Entry

“Unsure.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unsure. Accessed 29 Sep. 2025.

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