English

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

     

    blue flag

     noun
    noun
    BrE
     
    ; NAmE
     
     
    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