simply, a contraction of the words "bro" and "don't".
Bradster: Dude,bro, should I switch out this pink polo for the white one? Or should I wear them both? Pop the collars?

Chadinator: Dude, bron't!
by Gymnopedia May 23, 2009
Get the bron't mug.
Combination of Bro and Don't. A guy who looks good but has some serious character defects.
"Girl, you don't need to bother messing with him, he's a bron't."
Or
"Bron't even." When you see your girlfriend eyeing some douche from your Civ class.
by Callbee June 20, 2019
Get the Bron't mug.