the individual in a group of 'bros' who is considered the most intelligent or wise. this bro has aided his fellow bros in numerous adverse situations, usually evading police or rival bros. the wit and cunning of the bromo sapiens has been instrumental in picking up chicks.
"sapiens" is Latin for "wise" or "knowing". while an equally legitimate term, bromo sapiens is a reference to "homo sapiens", which is the scientific name of the human species.
Despite being absolutely hammered, Jim, the bromo sapiens of the bunch, was able to successfully navigate through the city with only slight injuries to a few pedestrians.
(after accidentally discharging an illegal handgun kept in his pants) Dude #1: fuck!
Dude #2: wow, nice work, bromo sapiens. that's even worse than Plaxico Burress, for fuck sake!