The act of being involved in anything with your bros. If there is more than one bro, you are bro-ing it out.
Slampice: What are you doing later Joey?
Joey: I will probably smash then spend the rest of my evening bro-ing it out with my bros and some nattys.
Joey: I will probably smash then spend the rest of my evening bro-ing it out with my bros and some nattys.
by Joe the bro from the 614 December 21, 2010
Hanging out with the bros. This is usually intended to mean something like 'the guys' but me & my friends use it with girls too. chillin hanging out friends
by Kayla dollface;; January 10, 2009