noun
Freq #5455
Meanings
-
1
noun
the sister of your husband or wife, or your brother's wife
My sister-in-law is coming to stay with us over the holidays.
Thesaurus
Synonyms
bahubhabhi
Word family
Forms
sister-in-lawssisters-in-law
Derived forms
co-sister-in-law
Etymology
Inherited from Middle English suster-in-lawe; equivalent to sister + -in-law.
View etymology graph ->