A nation wide ailment affecting today's youth, created by disney channel and other terrible musicians like Usher, Ludacris and Kanye.
Ugly ass chick: O my god, justin bieber is so hawt!
Friend: No, you are just plagued with bieber fever.
Friend: No, you are just plagued with bieber fever.
by michelle obamaa November 20, 2010

by kap_lan June 12, 2005

by ByblowMe6482 December 6, 2015

When a person, usually one who lives alone, suffers from insanity due to prolonged exposure to his/her own thoughts and a lack of social interaction, caused by not going outside in a long period of time.
by Lemonlicious February 23, 2012

When a jealous girl goes into a violent rant attempting to dissuade other females from flirting with, or even talking to a certain guy. This very contagious fever is usually started by clingy overweight insecure females who are friends of the guy, or of the girl.
"WOW! Carrie won't stop yelling at the girls i'm talking to. It looks like she's came down with a case of the cockblock fever"
"I tried talking to that cute girl over there before that large girl started yelling me and telling me to get off of her friend. That hippo has a case of the cockblock fever.
"I tried talking to that cute girl over there before that large girl started yelling me and telling me to get off of her friend. That hippo has a case of the cockblock fever.
by Nstarr April 5, 2010

by Don't use your name May 9, 2009

The obsession of Justin Bieber.
by Guitarkid916 March 30, 2010
