1.
daughter
One's female child.
娘が二人います。
I have two daughters.
娘が結婚しました。
My daughter got married.
娘に会いに行く。
I'm going to see my daughter.
娘は大学生です。
My daughter is a university student.
娘さんはおいくつですか。
How old is your daughter?
娘のことが心配だ。
I'm worried about my daughter.
2.
girl, young woman
A young unmarried woman.
あの娘は誰ですか。
Who is that girl?
若い娘さんが働いている。
A young woman is working there.
村の娘たちが集まった。
The village girls gathered.
隣の娘は元気だ。
The girl next door is cheerful.
きれいな娘さんが店の前に立っていた。
A pretty young woman was standing in front of the shop.
娘 means daughter (family relationship) or a young woman/girl.
TWO MEANINGS:
1. Daughter: one's female child
2. Girl/young woman: unmarried young female (somewhat old-fashioned)
FAMILY TERMS:
- 息子: son
- 娘: daughter
- お嬢さん: daughter (polite), young lady
COMMON EXPRESSIONS:
- 娘さん: (your) daughter (polite)
- 一人娘: only daughter
- 娘婿: son-in-law
- 箱入り娘: sheltered daughter
USAGE NOTE:
When referring to someone else's daughter politely, use 娘さん or お嬢さん. The second meaning (young woman) is less common in modern speech.