\ ˌdē-(ˌ)yü-ˈī How to pronounce DUI (audio) \
plural DUIs

Definition of DUI

US
1 : the act or crime of driving a vehicle while affected by alcohol or drugs was arrested for DUI a DUI case
2 : 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 : a person who is arrested for or convicted of driving under the influence a convicted DUI

First Known Use of DUI

1969, in the meaning defined at sense 1

History and Etymology for DUI

driving under the influence

Keep scrolling for more

Learn More about DUI

Dictionary Entries near DUI

duh

Duhamel

duhat

DUI

duiker

duikerbok

Duisburg

Statistics for DUI

Look-up Popularity

Time Traveler for DUI

The first known use of DUI was in 1969

See more words from the same year

Keep scrolling for more

More Definitions for DUI

Legal Definition of DUI

driving under the influence

Comments on DUI

What made you want to look up DUI? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to move or proceed with twists and turns

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Latin Quiz

  • roman forum
  • Which of the following months comes from a Latin word for “ten”?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!