noun
Polite term for another person's daughter, often used in formal or respectful contexts.
お嬢様は今年大学に入学されたそうですね。
I hear your daughter entered university this year.
noun
young lady of pampered upbringing; sheltered woman
Often carries a nuance of being raised in a wealthy or overprotected environment, sometimes implying naivety.
彼女はお嬢様育ちで、苦労を知らない。
She was raised as a pampered young lady and doesn't know hardship.
あの子はまるでお嬢様みたいな話し方をする。
That girl speaks just like a sheltered young lady.