express lane
US /ɪkˈspres leɪn/
UK /ɪkˈspres leɪn/

1.
carril expreso, caja rápida
a lane on a road or in a store that is intended for use by people who want to travel or be served quickly
:
•
Take the express lane to avoid traffic.
Toma el carril expreso para evitar el tráfico.
•
This supermarket has an express lane for customers with 10 items or less.
Este supermercado tiene un carril expreso para clientes con 10 artículos o menos.