When one uses the word "baller" too much and it becomes a disease infecting their speech. Mainly overused by Bryan in everyday speech.
B- "Thats so baller"
B- "sweet thats baller"
B- "those D's are baller"
T- "Dude, shut the fuck up... you have balleritis."
A severe condition in which you have a lot of money, and spend it. (ie: balling)
Symptoms include: baller phone, baller car, generally owning baller-ass stuff.
Nick just bought a sidekick 3, a new pair of dunks, and 22"s for Roxy's Ride, he has a bad case of balleritis.