noun · a polite title for a married woman or a way to refer to someone's wife

请问王夫人在家吗？

noun · a formal honorific for a woman of high social status or a woman of rank

那位夫人穿着一身华丽的晚礼服。

noun · the wife of a head of state, such as a president, often used in the title '第一夫人 dì​yī​fū​rén'

她成为了美国历史上最受关注的第一夫人。