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



    (also backdraft) noun
    BrE BrE//ˈbækdrɑːft//
    ; NAmE NAmE//ˈbækdræft//
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  1. 1a current of air that flows backwards down a chimney, pipe, etc.
  2. 2an explosion caused by more oxygen being supplied to a fire, for example by a door being opened