Any male individual who plays (or assosiciates those who play) lacrosse. They wear hats (fitted, trucker, college lax hats), bright colors, and have long hair. Their vocabulary consists of, but is not limited to: word, bro, gnarly, stoked, flow, etc.
Sam:Yo look at those shorts, their soo bro!
Kevin: Yeah, they're almost too bro!
Sam: You can't be too bro, bro!
Steve: Holy shit! Look at those Lax Bros ^^^