overdrive Hear it!

overdrive definition

over·drive (ō′vər drīv′)

noun

  1. a gear that at a certain speed automatically reduces an engine's power output without reducing its driving speed: used to lessen fuel consumption and engine wear
  2. Informal a state of intensified activity, productivity, etc.

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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