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Any person generally between age 9-15 that is a fan/loves justin bieber, usually teeny boppers
girl:00hHh 33mMm gGgG!! I <3 jUsTiN BiEbEr!!!!!!!

sensible person:Why?

girl:b3c@uS3........umm.............*head explodes*

sensible person: tsk tsk tsk, that bieber bopper shoulda been blasting that RATM.
Bieber Aids killed her smh

*Blast Killing in the Name of*
by WashBro3 September 06, 2010
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