broth·er-in-law
| \ ˈbrə-t͟hər-ən-ˌlȯ
, ˈbrət͟h-rən-, ˈbrə-t͟hərn- \
, ˈbrət͟h-rən-, ˈbrə-t͟hərn- \
plural brothers-in-law\
ˈbrə-t͟hərz-ən-
\
\
Definition of brother-in-law
1
: the brother of one's spouse
2a
: the husband of one's sibling
b
: the husband of one's spouse's sibling
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Brother Hospitaler of St. John of God
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“Brother-in-law.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/brother-in-law. Accessed 11 Apr. 2021.
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More Definitions for brother-in-law
brother-in-law
noun
English Language Learners Definition of brother-in-law
: the brother of your husband or wife
: the husband of your sister
See the full definition for brother-in-law in the English Language Learners Dictionary
brother-in-law
noun
broth·er-in-law
| \ ˈbrə-t͟hər-ən-ˌlȯ \
plural brothers-in-law
Kids Definition of brother-in-law
1
: the brother of a person's husband or wife
2
: the husband of a person's sister
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The first known use of brother-in-law was in the 14th century
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