: a man entitled to be addressed as sir
used as a title before the given name of a knight or baronet and formerly sometimes before the given name of a priest
: a man of rank or position
used as a usually respectful form of address
used as a conventional form of address in the salutation of a letter

Example Sentences

Recent Examples on the Web If you’ve been known to meticulously adjust the bedroom thermostat, this sleeping bag is for you, good sir. Mike Richard, Men's Health, 18 Nov. 2022 Welcome back to Meet the Press two days before the election, sir. NBC News, 6 Nov. 2022 Senator Scott, welcome back to Meet the Press, sir. NBC News, 6 Nov. 2022 Playing video games, while stationed in Germany, sir. CBS News, 5 Nov. 2022 The 28-year-old sells private jets (sir, the climate!) and likes hangin' with the boys as much as Colleen likes hangin' with the girls. Elizabeth Logan, Glamour, 28 Oct. 2022 Retailers who try to force an unwilling customer into an experimental lane—has sir considered a Gucci velvet highwayman’s cape?—are unlikely to set their cash registers ringing. Simon Doonan, WSJ, 7 Oct. 2022 Hardworking Gentlemen | Natural Body Wash Are you, good sir, a gentleman of quality, work ethic, and uncompromising taste? Grooming Playbook, The Salt Lake Tribune, 30 Sep. 2022 Okay, sir — those two sentiments can't really co-exist in the same statement. Kristen Baldwin, EW.com, 14 Sep. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sir.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History


Middle English, from sire

First Known Use

13th century, in the meaning defined at sense 1a

Time Traveler
The first known use of sir was in the 13th century

Dictionary Entries Near sir

Cite this Entry

“Sir.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sir. Accessed 28 Nov. 2022.

Kids Definition

: a man having the right to be addressed as sir
used as a title before the given name of a knight or baronet
: a title of respect used in addressing a man without using his name

More from Merriam-Webster on sir

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