- a respectful or formal term of address used to a man: No, sir.
- (initial capital letter) the distinctive title of a knight or baronet: Sir Walter Scott.
- (initial capital letter) a title of respect for some notable personage of ancient times: Sir Pandarus of Troy.
- a lord or gentleman: noble sirs and ladies.
- an ironic or humorous title of respect: sir critic.
- Archaic. a title of respect used before a noun to designate profession, rank, etc.: sir priest; sir clerk.
Origin of sir
Examples from the Web for sir
Now that he was Sir Alfred, there was one final blast of publicity.
After his knighthood, I stop by to see him and call him Sir Alfred.
De Mena offers me a glass of Sir Francis Drake, Casa Bruja's red ale.House of the Witch: The Renegade Craft Brewers of Panama
November 30, 2014
Sir Bob, 63, responded with his usual colorful language to his critics.Do They Know It’s Time to Stop Band Aid?
November 22, 2014
New York University was not thunderstruck by the news that Sir Harold Acton had left the school his estate when he died in 1994.In Tussle Over Will, Mistress’s Family Takes a Bite Out of NYU
November 10, 2014
Miss Avice won't be down, sir, and I'm to fetch her up a pot of coffee, sir.The Spenders
Harry Leon Wilson
And oh, sir,” added Stephen, “may we crave a drop of water for our dog?
The poor dog heard the tumult, and leapt to your aid, sir, and we made after him.
Birkenholt, sir,” answered Ambrose, “but our uncle is Harry Randall.
"No, sir," said Robert, looking boldly in the face of his former employer.Brave and Bold
- a formal or polite term of address for a man
- archaic a gentleman of high social status
- a title of honour placed before the name of a knight or baronetSir Walter Raleigh
- archaic a title placed before the name of a figure from ancient history
Word Origin and History for sir
c.1300, title of honor of a knight or baronet (until 17c. also a title of priests), variant of sire, originally used only in unstressed position. Generalized as a respectful form of address by mid-14c.; used as a salutation at the beginning of letters from early 15c.