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Meaning of sir

sir

Pronunciation: (sûr), [key]
— n.
  1. a respectful or formal term of address used to a man: No, sir.
  2. (cap.) the distinctive title of a knight or baronet: Sir Walter Scott.
  3. (cap.) a title of respect for some notable personage of ancient times: Sir Pandarus of Troy.
  4. a lord or gentleman: noble sirs and ladies.
  5. an ironic or humorous title of respect: sir critic.
  6. a title of respect used before a noun to designate profession, rank, etc.: sir priest; sir clerk.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
  • sir (Thesaurus)