Definition of contraflow noun from the Oxford Advanced Learner's Dictionary

 

contraflow

 noun
noun
BrE BrE//ˈkɒntrəfləʊ//
 
; NAmE NAmE//ˈkɑːntrəfloʊ//
 
(British English) Controlling traffic, Motoring problems and accidents
 
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a system that is used when one half of a large road is closed for repairs, and the traffic going in both directions has to use the other half A contraflow system is in operation on this section of the motorway. Wordfinderclamp, cone, contraflow, pedestrian, roadworks, speed hump, tailback, toll, traffic, zebra crossing See related entries: Controlling traffic, Motoring problems and accidents