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.
Overall, researchers are unsure why diabetes increases the risk of ADHD and other neurodevelopmental conditions. Sherri Gordon, Parents, 18 Apr. 2025 Some are unsure if their application is still valid. Shahar Ziv, Forbes.com, 16 Apr. 2025 Approximately 26 percent of individuals surveyed were unsure. Filip Timotija, The Hill, 16 Apr. 2025 Six percent said neither, while 13 percent were unsure. Josh Hammer, MSNBC Newsweek, 14 Apr. 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 22 Apr. 2025.

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