1. a system in which traffic flows in the opposite direction to its normal direction, typically used during road construction or emergencies
Usage: chiefly British; traffic management term

1. relating to or denoting a traffic system in which vehicles travel in the opposite direction to normal
Usage: chiefly British

Examples

• The highway implemented a contraflow system to manage traffic during the bridge repairs.
• Contraflow lanes were set up on the motorway to accommodate the increased volume of vehicles.
• Drivers must be alert when entering a contraflow zone, as traffic moves in an unfamiliar direction.
• The contraflow arrangement reduced congestion significantly during the construction period.
• Road signs clearly marked the contraflow section to prevent driver confusion.