A very deadly virus that have been diagnosed recently, it is claimed that when a person is infected with the virus (especially a teenage girl, excluding a full grown mature woman), their intelligence and thinking capability will immediately be dropped to 50 IQ or below. Some even rated to be 10 or below.

The act, or disease of being litterally obsessed with justin bieber. Most commonly found in girls, but occasionally a guy or two

The act of falling in love with the pop singer Justin Bieber. This condition can affect anyone from the ages of 1 to 92.
You have Bieber fever if you have one or more of the following symptoms:
1. Your heart melts when you see his smile.
2. Your heart flutters when you hear him sing.

3. You think to yourself, "Aww he is the definition of innocence and perfection, he must be an angel."
4. You know the words to at least one of his songs.
5. You find yourself dancing to his music with people around or not.

6. You watch youtube videos of him all day long.
7. You own either My World, My World 2.0....or both.

8. You have bought tickets to his concert(thats an obvious one).
9. You are a 20 year old girl who has secret thoughts of getting with him.

10. You have given him a nickname, such as Biebs, Biebsta,or whatever else you have creatively come up with.

11. You cry because you want to meet him.

12. You think you and him are meant to be (aka marriage)

People....the list goes on and on. Basically you have Bieber fever if you have ANY positive thoughts about the guy.

noun- a sickness, that has recently been becoming more common, where a girl, or boy, is extreamely obsessed with Justin Bieber, and everything related to him. There is no cure found for this yet.

Diagnoses: Bieber fever
Symptoms: obsessive thoughts of Justin Bieber, stroke, heart attack, and seizure possibilities if meeting him, crying hysterically, screaming at a shrieking tone, fainting, and falling in love. Falling in love is most likely permanent and irreversible.

If you have heart conditions or medical issues, you should consult with your doctor before watching him on TV, looking at a picture of him, or meeting him in person. It is most common in young girls.

So far this fever is incurable.

A disease that's more dangerous than AIDS and sadder than kitten cancer

A colloquial term for dysentery

the long way of saying your fucking gay :D