Rev

noun
  1. a revolution of an engine per minute.
    an engine speed of 1,750 revs
verb
  1. increase the running speed
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rev

verb
  1. To increase the speed of a motor, or to operate at a higher speed.
    He revved the engine in a rather
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rv

abbreviation, noun
  1. recreational vehicle (especially a motorized caravan).
  2. a rendezvous point.
  3. Revised
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