Top Definition
A short form of Assassin's Creed: Brotherhood, a historical fantasy third person action-adventure video game developed by Ubisoft Montreal. Also sounds like a crude sexual reference for the uninformed.
Played some solo ASSBRO last night. Ya know, to practice.
by NotScottKurtz November 23, 2010
1 more definition
Basically friends with benefits, but for homosexual men.
Gay guy 1: So Brad and I are screwing every night now.
Gay guy 2: Are you guys dating?
Gay guy 1: No, he's afraid of commitment. We're just assbros.
by Canopenerdude December 01, 2013

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×