Definition of rat run in English:

rat run

Line breaks: rat run

noun

British informal
  • A minor, typically residential street used by drivers during peak periods to avoid congestion on main roads: our road was used as a rat run between two main roads
    More example sentences
    • Sapling Road really has become a rat run since the bus lanes were introduced on St Helens Road.
    • I live on a complete rat run between the High Road and Acton Lane.
    • Householders in Moss Lane, Oswaldtwistle, had tried for years to stop traffic using the road as a rat run to the M65 motorway.

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