Top definition
A fangirl or fanboy of Justin Bieber, One Direction, and Little Mix.
Belieber=Belieb (justin bieber)
Directioner=tion (one direction)
Mixer=Mixer (little mix)



(Belieb, tion="shun", mix, er)

"Omg your a Beliebtionmixer! So you like justin bieber, one direction, and little mix! So do I, I'm a Beliebtionmixer too!"
by Princessb_swaggy August 23, 2013
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