Black's Law Dictionary Definition

DUI - The crime of driving under the influence of alcohol or drugs. See DWI.

See also: DWI, Traffic Violations

What is it?

A DUI is Driving Under the Influence. This is when your blood alcohol level is above the limit set by the state and you are operating a vehicle. Please go to DWI for more information.

How much do you have to drink (BAC*) for a DUI in Missouri?

Under 21


21 or older




*BAC = blood alcohol content

In the state of Missouri, the law uses the term DWI, visit DWI to learn more.

Please do not drink and drive. It is dangerous and not smart.

The material provided is intended for informational purposes only. It is not to be considered legal advice and not to be construed as legal representation.