Definition of R & R abbreviation from the Oxford Advanced American Dictionary

     

    R & R

     abbreviation
    abbreviation
    NAmE//ˌɑr ən ˈɑr//
     
     
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  1. 1rest and recreation(doing things for enjoyment rather than working)
  2. 2(medical) rescue and resuscitation
See the Oxford Advanced Learner's Dictionary entry: R & R