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sir definition

sir (sʉr)

noun

  1. a man of rank; lord
  2. a respectful term of address used to a man: not followed by the given name or surname and often used in the salutation of a letter Dear Sir
  3. the title used before the given name or full name of a knight or baronet Sir Walter Ralegh
  4. Archaic a term of address used with the title of a man's office, rank, or profession sir priest, sir judge, sir knight

Etymology: ME < sire: see sire

Sir definition

Sir

Bible Sirach

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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