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big brother definition

big brother

  1. one's older brother
  2. ☆ a man who undertakes the role of friend and mentor to a disadvantaged boy, as through a social agency

  3. Etymology: < concept in George Orwell's novel 1984

    the state or some other organization regarded as ruthlessly invading the privacy of individuals in seeking to exercise control over them

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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