1 definition by N-Cads
An epidemic sweeping the nation, which involves young girls becoming obsessed with Justin Bieber. Scientists are currently working on an anti-biotic, but there is no tangible end in sight.
12 year old girl: OMG I'm totally the person Justin Bieber is talking about in "Somebody to Love"!!!
Reasonable Person: Damn girl, you've got a serious case of Biebonic Plague.
Reasonable Person: Damn girl, you've got a serious case of Biebonic Plague.
by N-Cads September 13, 2010