American English

Definition of extra adjective from the Oxford Advanced American Dictionary

      

    extra

     adjective
    adjective
    NAmE//ˈɛkstrə//
     
     
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  1. 1  more than is usual or expected, or than exists already synonym additional
  2. 2 Breakfast is provided at no extra charge. The conference is going to be a lot of extra work. an extra pint of milk The government has promised an extra $1 billion for the program. Take extra care on the roads this evening. The play is to run for an extra week! extra help for single parents
See the Oxford Advanced Learner's Dictionary entry: extra