DUI

abbreviation or noun

plural DUIs
1
US : the act or crime of driving a vehicle while affected by alcohol or drugs
was arrested for DUI
a DUI case
2
US : an arrest or conviction for driving under the influence
… the reason he was in prison is that a few DUIs caught up with him …Barbara Ehrenreich
3
US : a person who is arrested for or convicted of driving under the influence
a convicted DUI

Examples of DUI in a Sentence

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.
The driver remained at the scene for the investigation, and DUI is not suspected. Brandon Downs, CBS News, 2 Mar. 2026 He was arrested on suspicion of DUI and DUI causing injury. Caleb Lunetta, San Diego Union-Tribune, 28 Feb. 2026 Hall County Sheriff Gerald Jay Couch faces charges of DUI, failure to maintain lane and open container. Caroline Silva, AJC.com, 28 Feb. 2026 Lamar Odom has reportedly checked out of rehab after completing a 30-day program following his DUI arrest earlier this year. Joseph Wilkinson, New York Daily News, 26 Feb. 2026 See All Example Sentences for DUI

Word History

Etymology

driving under the influence

First Known Use

1969, in the meaning defined at sense 1

Time Traveler
The first known use of DUI was in 1969

Browse Nearby Words

Cite this Entry

“DUI.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/DUI. Accessed 5 Mar. 2026.

Legal Definition

DUI

abbreviation
driving under the influence

More from Merriam-Webster on DUI

Last Updated: - Updated example sentences
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