a woman who is polite and behaves very well.——朗文当代大辞典

The female head of a household; a woman who has authority over servants, attendants, or slaves (now chiefly arch. or hist.).——牛津当代大辞典

A woman who rules over subjects, a queen; a woman to whom obedience or feudal homage is due. Now rare except in lady of the manor n. at Phrases 1a(b).——牛津当代大辞典  @en