Definitions by Dr. Jacob Cornelius

Bieber Fever 

The demonic trance that the Immortal One (Justin Bieber) puts young girls into while he steals their souls, which he feeds on to sustain himself.

Did you catch the Bieber Fever at the concert last night?
Yeah, but now I feel so empty inside.

Bieber Fever by Dr. Jacob Cornelius February 20, 2011