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The highest level a "bro" can achieve as a bro. There is only one Bromulus Prime in the world at any given time.
Dude A: "Dude...my Lego VIP membership is almost better than my Costco membership, but not quite…now I got my Costbros and my Legbros!"

Dude B: "Damn bro....I think this makes you Bromulus Prime!!!"
by K-Rack August 17, 2011
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