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 pair had partnered on legislation extending California’s law requiring breathalyzers be installed in cars after DUI convictions last year. Kaitlyn Schallhorn, Oc Register, 26 Jan. 2026 Pearson, who had been ill, and had an outstanding warrant for a DUI in Oregon, stopped responding to detectives. Sarah Prior, CBS News, 25 Jan. 2026 Relations between the three soured in 2021 and following Rooney’s DUI arrest that September, the group quietly disbanded. Ross Raihala, Twin Cities, 24 Jan. 2026 Clark was booked into Dothan City Jail on a DUI charge while a family member picked up her children. Anthony Robledo, USA Today, 24 Jan. 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 1 Feb. 2026.

Legal Definition

DUI

abbreviation
driving under the influence

More from Merriam-Webster on DUI

Last Updated: - Updated example sentences
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