n.
Pronunciation: ' ma-d ə m
Function: noun
Inflected Form: plural madams
Etymology: Middle English, from Anglo-French ma dame, literally, my lady
Date: 14th century
1 plural mes · dames \ m ā - ' däm, - ' dam \ : LADY ― used without a name as a form of respectful or polite address to a woman
2 : MISTRESS 1 ― used as a title formerly with the given name but now with the surname or especially with a designation of rank or office < Madam Chairman> < Madam President>
3 : the female head of a house of prostitution
4 : the female head of a household : WIFE