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old boy definition

old boy

  1. Chiefly Brit., Informal an alumnus, esp. of a boys' preparatory school
  2. a man belonging to a social, professional, etc. group regarded as prestigious or influential, whose members provide one another with assistance or preferential treatment

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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