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2.
When more than one man is married to one woman at the same time, the men are brother husbands; the men are usually bisexual and the woman is straight. There are also Sister-Wives; in this case, the women are bisexual and the man is straigt. You can have as many brother-husbans or sister-wives as you want.
Tom and Bryan are both married to Katie! Tom and Bryan are Brother-Husbands!
by stibz May 26, 2011
8 7
 
1.
When you look like you could be related to the man you married.
Dude, don't the newlyweds kind of look like they could be related?
Definitely, he is her brother husband for sure!

I will now feast on you, my darling brother husband!
by medionakoya March 13, 2011
13 6