Top Definition
A rare disease in which a man's testicals are connected directly to the ass cheeks. This condition is extremely deadly. Seek medical attention immediately, if you are concerned with your testicular health! Excess skin is common. May result in lack of sexual activity (women are too grossed out!)

Bernard (Bernie Mac): "Don't worry it's not contageous, it's called assball syndrome, keep going!"
by slap-a-ho June 06, 2006
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