monsieur

/mə.sjø/
1.
nounmasculineSing

title of respect used before a man's name (equivalent to 'Mr.')

sir (vocative, used to address a man politely)

Monsieur Dupont est attendu dans la salle de réunion.

Mr. Dupont is expected in the meeting room.

Synonyms:M.
2.
nounmasculineSing

a man

a gentleman

an adult male person

Un monsieur m'a aidé à porter les valises.

A man helped me carry the suitcases.

Synonyms:homme, mec

Notes

GENERAL INFO

Monsieur (m.) means "sir," "Mr.," or "gentleman." It is a masculine noun.

USAGE

It is used as a formal title before a man's surname (e.g., "Monsieur Dubois"). It also serves as a polite address when speaking to a man (e.g., "Bonjour, monsieur.").

TRAPS

The plural of monsieur is "messieurs." When addressing multiple men, you must say "Messieurs." Do not confuse it with the incorrect "monsieurs."