noun
Honorific term used to refer to someone else's daughter, often in polite conversation. Can be used as a standalone noun or as a suffix (e.g., 山田さんのお嬢さん).
お嬢さんはおいくつですか。
How old is your daughter?
社長のお嬢さんが結婚されたそうですね。
I heard the company president's daughter got married.
noun
Polite way to address or refer to a young woman, especially one from a good family. Often used by older people or in service contexts. Can be used as a standalone noun or as a suffix (e.g., お嬢さん).
お嬢さん、何かお探しですか。
Miss, are you looking for something?
あの方はどちらのお嬢さんですか。
Which family is that young lady from?