a person who is either obssessed with justin bieber, likes his music, or likes anything that has to do with justin bieber
by bieber's shawty May 21, 2010

John: I don't think Justin Bieber is going to last when his voice changes in a few years.
Sue: I think your wrong Justin Bieber will only get better.
John: You're such a belieber
Sue: I think your wrong Justin Bieber will only get better.
John: You're such a belieber
by <3 ......>:] August 02, 2010

Person 1: OMG I LOVE JUSTIN BIEBER, I AM PROUD TO BE A BELIEBER
Person 2: You're a cunt *walks away*
Person 2: You're a cunt *walks away*
by AMAZING_PERSON November 05, 2011

by penguin- December 09, 2011

by don_95 May 06, 2013

by WhiteLeatherJacket August 30, 2010

People who believe in and support the AMAZING talented teen heart throb Justin Bieber, and would do anything to stick up and defend him. Beliebers are behind Justin Bieber every step of the way, and are the best fans in the world.
by kaatieebieberxo January 16, 2010
