sister-in-law

noun

The sister of one's spouse. / The wife of one's sibling. / The wife of the sibling of one's spouse. / The sister of the spouse of one's sibling.

My sister-in-law is coming to visit us this weekend.

意味（1）

The sister of one's spouse.

Though they are not twins, my sister-in-law resembles my wife in almost every way.

意味（2）

The wife of one's sibling.

My sister-in-law and my brother both met while they were on vacation in Jamaica.

意味（3）

The wife of the sibling of one's spouse.

意味（4）

The sister of the spouse of one's sibling.