to forsake the bro-code in anyway; dating a bro's ex-girlfriend, drinking all of a bro's natty ice, etc.
Dane shows up to a party with the ex-girlfriend of one of his bros, to which the aforementioned bro screams "OF ALL THE BRAUDACITY!... WHY HAVE YOU BROSAKEN ME!?"
by DJ Brosiden June 09, 2010
buy the domain for your travel site