American English

Definition of biker noun from the Oxford Advanced American Dictionary

     

    biker

     noun
    noun
    NAmE//ˈbaɪkər//
     
     
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  1. 1a person who rides a motorcycle, usually as a member of a large group a biker's leather jacket
  2. 2a person who rides a bicycle, especially a mountain bike
See the Oxford Advanced Learner's Dictionary entry: biker