DUI and DWI are the two most common abbreviations used to described driving under the influence of intoxicating substances that impair driving abilities.

• DUI means “Driving Under the Influence”
• DWI means “Driving While Intoxicated”

In general, both terms describe the same thing – impaired driving due to alcohol or drugs.

However, each term meaning may differ from state to state. In some states, both terms have exactly the same meaning. In others, DUI means driving under the influence of alcohol, while DWI means driving under the influence of drugs. Therefore, DUI and DWI are basically the same thing, although there may be some small differences from state to state.