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

     

    rollover

     noun
    noun
    BrE BrE//ˈrəʊləʊvə(r)//
     
    ; NAmE NAmE//ˈroʊloʊvər//
     
    Motoring problems and accidents
     
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  1. 1[uncountable] (specialist) the act of allowing money that is owed to be paid at a later date
  2. 2[uncountable, countable] (British English) a prize of money in a competition or lottery in a particular week, that is added to the prize given in the following week if nobody wins it a rollover jackpot
  3. 3[uncountable] (especially North American English) the turning over of a vehicle during an accident See related entries: Motoring problems and accidents
See the Oxford Advanced American Dictionary entry: rollover