Laxi Dictionary

American Dictionary

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Definition sister-in-law in American English

sister-in-law noun

[countable] noun
1

the sister of your husband or wife. The brother of your husband or wife is your brother-in-law.

Synonyms and related words
brother-in-law co-brother co-sister
2

the wife of your brother. The husband of your sister is your brother-in-law.

Synonyms and related words
brother-in-law co-brother co-sister
Definition sister-in-law in American English