Definition of Belisha beacon noun from the Oxford Advanced Learner's Dictionary

 

Belisha beacon

 noun
noun
BrE BrE//bəˌliːʃə ˈbiːkən//
 
; NAmE NAmE//bəˌliːʃə ˈbiːkən//
 
Controlling traffic
 
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(in Britain) a post with an orange flashing light on top marking a place where cars must stop to allow people to cross the road See related entries: Controlling traffic Word Origin 1930s: named after Leslie Hore-Belisha (1893–1957), British politician, Minister of Transport when the beacons were introduced.