Definition of DWI
US
plural DWIs
1
:the crime of driving a vehicle while intoxicated :dui
- was arrested for DWI
- a DWI charge/case
2
:an arrest or conviction for driving while intoxicated
- Brian's license had been revoked and his new job threatened after a third DWI.
- —Lee Durkee
3
:a person who is arrested for or convicted of driving under the influence
- a convicted DWI
