Top definition
a term used to describe the action of calling your "bro" aka best friend, friend(s), brother(s), peers or whomever to inform them you just inseminated your significant other with plans to have a child, thus resulting in your counterparts to do the same as soon as possible with the ultimate goal of having children at the same time.
"dude brah, i just nutted in my lady. go get your lady and nut in her too" -brosemination
by bro-montana June 29, 2010
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