Definition of "co-brother-in-law" []

• One's wife's sister's husband; or more generally one's spouse's brother-in-law, the brother of one spouse in relation to the siblings of the other spouse. (noun)
• One's brother-in-law or sister-in-law's brother; that is, one's sibling's spouse's brother (one's sister's husband's brother or one's brother's wife's brother). (noun)

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• "It says a 25% stake in the team is with “hidden owner†Suresh Chellaram, a Nigeria-based co-brother-in-law of Mr Modi."