A sexual act. Performing a Double Penetration with a relative or a close friend while the female is on her period
Dude, me and Jake became Blood Brothers last night. Jess is such a nasty slut...
When two or more guys fuck the same female during that time of the month or
The term for the collection of men who have shared the same bloodly vagina
Dude i think Ashley made us blood brothers
Simply, the blood of a champion, having this substance coursing through your body gives you the upper hand in a competitive setting, not unlike sucking The Glacdick
“I’s gots the Champions Blood, you dirt”