1 definition by Soleau

I.B.S. stands for Itchy Ball Syndrome. Applying to most males, when sweat forms inbetween the crevices of your ballsack and inner thigh. To releive yourself from this horrid disease a simple pinching motion to get your balls away from your leg is used.
It was about 100 degrees kelvin and i could feel that I.B.S. acting up already
by Soleau October 12, 2005
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