English Dictionary

rat run

noun

(idiomatic) A small, usually minor road used by a significant amount of traffic as a short cut or to avoid congestion on more major routes.

I saw a rat run across the street.

意味（1）

(idiomatic) A small, usually minor road used by a significant amount of traffic as a short cut or to avoid congestion on more major routes.

This week Wykeham Street in Scarborough was named as the worst rat run in Britain. […] A ‘rat run’ sounds like some sort of charity jog by rodents keen to improve their image, but it is of course a side street that suffers from being heavily used by through-traffic as a short-cut.