English

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

     

    rollback

     noun
    noun
    BrE BrE//ˈrəʊlbæk//
     
    ; NAmE NAmE//ˈroʊlbæk//
     
    [singular, uncountable] (especially North American English)
     
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  1. 1a reduction in a price or in pay, to a past level
  2. 2the act of changing a situation, law, etc. back to what it was before
See the Oxford Advanced American Dictionary entry: rollback