ˈrat run BrE AmE noun [countable] British English
a quiet street that drivers use as a quick way of getting to a place, rather than using a main road ⇨ short cut :
The road has become a rat run for traffic avoiding the town centre.
ˈrat run BrE AmE noun [countable] British English
a quiet street that drivers use as a quick way of getting to a place, rather than using a main road ⇨ short cut :
The road has become a rat run for traffic avoiding the town centre.
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012