'Madame' definitions:

Definition of 'madame'

(from WordNet)
noun
Title used for a married Frenchwoman

Definition of 'Madame'

From: GCIDE
  • Madame \Ma`dame"\, n.; pl. Mesdames. [F., fr. ma my (L. mea) + dame dame. See Dame, and cf. Madonna.] My lady; -- a French title formerly given to ladies of quality; now, in France, given to all married women. --Chaucer. [1913 Webster] Mad-apple

Synonyms of 'madame'

From: Moby Thesaurus