Blackkinitis 

A disease where you jump up and down costantly

why is he jumping so much?

He has Blackkinitis

Blackkinitis by Dr.Krogh April 21, 2008

Blackmanitis 

noun: when your skin turns dark, or darker due to whatever reason. in essence, becoming darker.

After working on my car, I was covered in oil. it looked like i had blackmanitis.

Blackmanitis by DarkfireTuMadre October 20, 2008