Mr.

1 of 2

noun

ˈmi-stər How to pronounce Mr. (audio)
 in rapid speech especially in sense 2  (ˌ)mis(t)
variants US Mr. or British Mr
plural Messrs. ˈme-sərz How to pronounce Mr. (audio)
1
used as a conventional title of courtesy except when usage requires the substitution of a title of rank or an honorific or professional title before a man's surname
spoke to Mr. Doe
2
used in direct address as a conventional title of respect before a man's title of office
May I ask one more question, Mr. President?
3
used before the name of a place, profession, or activity or before an epithet (such as clever) to form a title applied to a male viewed as representative of the thing indicated
Mr. Baseball

mR

2 of 2

abbreviation

milliroentgen

Examples of Mr. in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Noun
President Benjamin Harrison, another tariff man, owned two opossums named for his economic policies—Mr. Protection and Mr. Reciprocity. Daniel Immerwahr, New Yorker, 16 June 2025 The musician starts by knocking out Mr. Player, Mr. Dancer, Mr. Traitor, Mr. Racer, Mr. Dealer, and finally MrBeast. Larisha Paul, Rolling Stone, 16 June 2025 Organizers said the No Kings Day of Defiance is expected to be the largest single-day mobilization since Mr. Trump returned to office. CBS News, 15 June 2025 Strong leadership was needed, and Mr. Smith was in the forefront. Tom Strong, Chicago Tribune, 15 June 2025 See All Example Sentences for Mr.

Word History

Etymology

Noun

Mr. from Middle English, abbreviation of maister master; Messrs. abbreviation of Messieurs, from French, plural of Monsieur

First Known Use

Noun

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of Mr. was in the 15th century

Browse Nearby Words

Cite this Entry

“Mr..” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Mr.. Accessed 19 Jun. 2025.

Kids Definition

Mr.

noun
plural Messrs. ˌmes-ərz How to pronounce Mr. (audio)
1
used as a title before a man's last name or title of office
Mr. Doe
Mr. President
2
used to form a title for a man who represents the thing indicated
Mr. Punctuality
Mr. Baseball
Etymology

Noun

Middle English Mr., an abbreviation of master

Medical Definition

mR

1 of 2 abbreviation
milliroentgen

MR

2 of 2 abbreviation
magnetic resonance
Last Updated: - Updated example sentences
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