DUI
DUI is an abbreviation for:
- Democratic Union for Integration (Демократска унија за интеграција), party in Macedonia
- Unterwasser – Iltios cable car, funicular in Unterwasser in the Swiss canton of St. Gallen
- Driving under the influence , see Driving under the influence of psychoactive substances #United States
- Duisburg , according to the IATA code