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
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However, in a separate case she was held without bond for violating probation tied to a previous DUI case in January. Greg Wehner, FOXNews.com, 15 Mar. 2026 According to police, the driver of the ambulance, a 51-year-old man, will face charges, including DUI and related offenses. Stephanie Ballesteros, CBS News, 15 Mar. 2026 Sunshine Perez entered guilty pleas to DUI manslaughter and vehicular homicide in the death of Zeke Urrutia, who was killed in January 2025 when Perez drove several miles in the wrong direction before crashing into his car. Abby Dodge, Miami Herald, 14 Mar. 2026 Sahil was initially charged with DUI causing injury and vehicular manslaughter, along with enhancements for causing great bodily injury, having an excessive blood-alcohol content and circumstances in aggravation. Daniel Lempres, Sacbee.com, 12 Mar. 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 19 Mar. 2026.

Legal Definition

DUI

abbreviation
driving under the influence

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