Sir Definition
sûr
noun
A man of rank; lord.
Webster's New World
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.
Webster's New World
The title used before the given name or full name of a knight or baronet.
Sir Walter Ralegh.
Webster's New World
Used as a salutation in a letter.
Dear Sir or Madam.
American Heritage
A term of address used with the title of a man's office, rank, or profession.
Sir priest, sir judge, sir knight.
Webster's New World
abbreviation
Sirach.
Webster's New World
verb
To address (someone) using "sir".
"Right this way, sir." "” "You don't have to sir me."
He sirred me! Do I really look that masculine just because I'm wearing a tie?
Wiktionary
pronoun
The principal group of benevolent deities in the Norse pantheon, representing power and war; opponents of the Vanir.
Wiktionary
Origin of Sir
-
From Middle English sir, from Old French sire (“master, sir, lord"), from Latin senior (“older, elder"), from senex (“old"). Compare sire, signor, seignior, señor.
From Wiktionary
-
Middle English variant of sire sire sire
From American Heritage Dictionary of the English Language, 5th Edition
From Old Norse æsir.
From Wiktionary
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