M. monsieur (singular) is abbreviated: m. (no 'r')
messieurs (plural) is abbreviated: mm.
The abbrevation for monsieur is simply M.
the abbreviation is simply m.
Cher Monsieur is Dear Sir. if you know his name is Dupont, write Cher M. Dupont
"monsieur" (Just to remember: when this word is used as a title, it must always have 'm' in capital letter [M. or Monsieur).
Madame is abbreviated to Mme, the plural is Mmes.
monsieur is abbreviated "m." messieurs (the irregular plural form of monsieur) is abbreviated "mm." on a letter or business card: monsieur et madame DUPONT > m. et mme DUPONT - madame > mme, plural: mesdames > mmes - mademoiselle > mlle, plural: mesdemoiselles > mlles
Mrs is "madame" in French. The abbreviation is 'mme'. The (irregular) plural is "mesdames", abbreviated 'mmes'
Monsieur.
The French term for 'Mister' is 'Monsieur.'
== == The French equivalent of mister is monsieur, which is abbreviated M. (including a period). Note: The abbreviations Mme (madame) and Mlle (mademoiselle) do not use periods because they end with the final letters of the full words. However, M. does use a period since it does not end with r, the final letter of monsieur.
monsieur is the translation of "sir" in french
un croque-monsieur