Top Definition
1) An act of fellatio that occurs during a 3-way (between a girl and two guys), when one dude decides it's cool to suck the other guy's dick.
I had the best threeway last night. Tim totally gave me Bro-llatio in the middle of it. Way stoked!
#bro #brolatio #beej #threesome #manjob
by DJ Automix June 27, 2011
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