From Longman Dictionary of Contemporary EnglishMadameMad‧ame /ˈmædəm, məˈdɑːm/ noun (plural Mesdames /meɪˈdæm $ -ˈdɑːm/) used to address or refer to a French-speaking woman, especially one who is married → Mademoiselle, Monsieur Madame Lefèvre
Examples from the Corpus
Madame• Madame de Sevigne telling the story of the poisoner, Madame de Brinvilliers, about to undergo the water torture.• The story is revealing: for her, Madame Butterfly was the role of her life.• When he turned round, Madame was staring at the closed door of the safe.• Sauteuse, Madame, Georgiana Podsnap's dancing-teacher.• There was even the possibility that it was Mademoiselle V rather than Madame.• But I noticed that Madame de Mauban went on to Strelsau, the capital.Origin Madame (1600-1700) French Old French ma dame; → MADAM 