Definition of blue flag noun from the Oxford Advanced Learner's Dictionary


    blue flag

    BrE BrE//ˌbluː ˈflæɡ//
    ; NAmE NAmE//ˌbluː ˈflæɡ//
    jump to other results
  1. 1(British English) a blue flag used in motor racing to show that a driver who is much further ahead is trying to pass
  2. 2an award given to beaches in Europe that are clean and safe