The act of consuming one's own semen in order to maximize brotein intake.

Brotein Protein Douche Swoll
Yeah bro I've really been loading up this week. I started my brofficiency cycle, I'm slamming brotein shakes!
by Crackmage44 April 7, 2016
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To confirm one's bromance with someone through making it Facebook Official by listing them as a brother regardless of gender.
Jon and I are facebook brofficial now; he confirmed me as his brother.
by whattabro June 26, 2010
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