carpool lane
US /ˈkɑːr.puːl ˌleɪn/
UK /ˈkɑːr.puːl ˌleɪn/

1.
carpoolstrook, HOV-strook
a lane on a highway reserved for vehicles carrying a specified minimum number of passengers, typically two or more, to encourage carpooling and reduce traffic congestion
:
•
During rush hour, the carpool lane moves much faster.
Tijdens de spits rijdt de carpoolstrook veel sneller.
•
You need at least two people to use the carpool lane.
Je hebt minstens twee personen nodig om de carpoolstrook te gebruiken.