1 definition by <3 ......>:]

belieber

A belieber is a person who believes on Justin Bieber when every one else thinks he will fail.

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

by <3 ......>:] August 2, 2010