designated driver

US /ˌdez.ɪɡ.neɪ.tɪd ˈdraɪ.vər/
UK /ˌdez.ɪɡ.neɪ.tɪd ˈdraɪ.vər/
"designated driver" picture
1.

conductor designado, conductor sobrio

a person in a group who is chosen to drive everyone home safely after drinking alcohol, and who therefore does not drink any alcohol themselves

:
I'm the designated driver tonight, so no drinks for me.
Soy el conductor designado esta noche, así que no hay bebidas para mí.
They took turns being the designated driver for their group outings.
Se turnaban para ser el conductor designado en sus salidas en grupo.