1 definition by That Other Random Guy.........

Bieber

The worst thing you can be mistaken for or an insult of extreme quality.

Ex #1. Fan: OMG IT'S JUSTIN BIEBER!!! Oh wait, nvm. False alarm.
Guy mistaken for Bieber: Fml

Ex. #2. Person: Dude, you are so Bieber.
Vivtim: YOU FREAKING JERK!!!

by That Other Random Guy......... January 7, 2012