n (historical) The mistress of a household.
n A woman of breeding or higher class, a woman of authority.
n The feminine of lord.
n A title for someone married to a lord or gentleman.
n A title that can be used instead of the formal terms of marchioness, countess, viscountess, or baroness.
n (polite or used by children) A woman: an adult female human.
n (in the plural) A polite reference or form of address to women.
n (slang) Used to address a female.
n (ladies' or ladies) Toilets intended for use by women.
n (informal) A wife or girlfriend; a sweetheart.
n A woman to whom the particular homage of a knight was paid; a woman to whom one is devoted or bound.
n (slang) A queen (the playing card).
n (attributive, with a professional title) Who is a woman.
n (archaic) gastric mill, the triturating apparatus in the stomach of a lobster, consisting of calcareous plates; so called from a fancied resemblance to a seated female figure.
n (UK, slang) A five-pound note. (Rhyming slang, Lady Godiva for fiver.)
n (slang, chiefly in the plural) A woman’s breast.
n (chess, slang, rare) A queen.
v To address as “lady”.
n An aristocratic title for a woman; the wife of a lord and/or a woman who holds the position in her own right; a title for a peeress, the wife of a peer or knight, and the daughters and daughters-in-law of certain peers.
n (Wicca) A high priestess.
n The title for the (primary) female deity in female-centered religions.
n (in particular) The major supernatural figurehead in the Wiccan religion, a triune goddess split into the Mother, Maiden, and Crone.
n (Wicca) Alternative form of Lady. [An aristocratic title for a woman; the wife of a lord and/or a woman who holds the position in her own right; a title for a peeress, the wife of a peer or knight, and the daughters and daughters-in-law of certain peers.]