[ muh s-yur; French muh-syœ ]
/ məsˈyɜr; French məˈsyœ /

noun, plural mes·sieurs [meys-yurz, mes-erz; French me-syœ] /meɪsˈyɜrz, ˈmɛs ərz; French mɛˈsyœ/.

the conventional French title of respect and term of address for a man, corresponding to Mr. or sir.

Origin of monsieur

1490–1500; < French: literally, my lord (orig. applied only to men of high station); see sire Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for monsieur

British Dictionary definitions for monsieur


/ (French məsjø, English məsˈjɜː) /

noun plural messieurs (French mesjø, English ˈmɛsəz)

a French title of address equivalent to sir when used alone or Mr when placed before a name

Word Origin for monsieur

literally: my lord
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for monsieur



1510s, from French monsieur, from mon sieur "my lord," from sieur "lord," shortened form of seigneur (see monseigneur) It was the historical title for the second son or next younger brother of the king of France.

Online Etymology Dictionary, © 2010 Douglas Harper