brother-in-law

[ bruhth-er-in-law ]
/ ˈbrʌð ər ɪnˌlɔ /

noun, plural broth·ers-in-law.

the brother of one's husband or wife.
the husband of one's sister.
the husband of one's wife's or husband's sister.

QUIZZES

CAN YOU FEEL THE WEAL WITH THIS WORD OF THE DAY QUIZ?

Did you collect all of last week’s words, but eftsoons forget what they mean? Don’t worry, we’re here to jog your memory. See how many words from the week of May 18 to 24 you can get right!
Question 1 of 7
weal

Origin of brother-in-law

Middle English word dating back to 1250–1300
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for brother-in-law

British Dictionary definitions for brother-in-law

brother-in-law

noun plural brothers-in-law

the brother of one's wife or husband
the husband of one's sister
the husband of the sister of one's husband or wife
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012