1 definition by Patri

Top Definition
a rash on the buttocks of a woman from sitting on an exercise/stability ball instead of an office chair; possibly from a allergic reaction to the special burst-proof plastic material that the ball is made of.
"I think I have to bag my stability ball & go back to using a chair at the office. I got the ballbonic plague.
by Patri February 08, 2008

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