American English

Definition of ahead of preposition from the Oxford Advanced American Dictionary

     

    ahead of

     preposition
    preposition
     
     
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  1. 1further forward in space or time than someone or something; in front of someone or something Two boys were ahead of us. Ahead of us were ten days of intensive training.
  2. 2earlier than someone or something I finished several days ahead of the deadline.
  3. 3further advanced than someone or something; in front of someone, for example in a race or competition She was always well ahead of the rest of the class. His ideas were way ahead of their time (= very new and so not widely understood or accepted).
See the Oxford Advanced Learner's Dictionary entry: ahead of