Definition of sparring partner noun from the Oxford Advanced Learner's Dictionary

     

    sparring partner

     noun
    noun
    BrE
     
    ; NAmE
     
     
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  1. 1a person that you regularly have friendly arguments or discussions with He was an old political sparring partner of mine.
  2. 2(in boxing) a person that a boxer regularly practises with
See the Oxford Advanced American Dictionary entry: sparring partner