sister-in-law noun
sister in law Sister-in-law Someone's sister-in-law is the wife of his or her brother or sister Someone's sister-in-law is also his or her spouse's sister sister-in-laws Your spouse's female siblings are not your sister-in-laws, but your sisters-in-law The same pattern applies to brothers-in-law
3 meanings: → See sister-in-law 1 the sister of one's husband or wife 2 the wife of one's sibling Click for more definitions sister-in-law · agnate · aunt · blood · brother-in-law · cognate · connection · cousin · father · father-in-law · folk · folks · grandparents
the sister of one's husband or wife พี่สาวหรือน้องสาวของคู่ครอง UK ˈsɪstrɪnlɔːnounWord forms: sisters-in-law1 the sister of one's husband or wife2 the wife of one's sibling or sibling-in-law