Definitions by NotJustinBieber

Bieber blaster 

A person who is gay for Justin Bieber. Blasting refers to ejaculation.

Bob: Hey Joe, what do you think about that Bieber faggot?

Joe:OmG HeS haWt!

Bob:Oh, i forgot... your a Bieber blaster...

Bieber blaster by NotJustinBieber October 1, 2010