a designated driver

(American)

one person in a group who agrees not to drink alcohol in order to drive the other people to and from a place where they will drink alcohol Tom said he'd be the designated driver when we go out tonight.

Common Names:

Name	Pronounced	Usage
Yuli	-	Russian
Nataniel	nah-tah-NYEL (Spanish)	Spanish, Portuguese
BenjÁMin	-	Hungarian
Mindy	MIN-dee	English
Sa'id	-	Arabic
EibhlÍN	ie-LEEN, IE-leen, EV-leen, EV-e-leen, AYV-leen	Irish