Top definition
1. The result of having anal sex with a diabetic who's forgotten to take their insulin.

2. When you fuck a diabetic in the ass so hard that they slip into a diabetic coma.
A: Dude, I was fooling around with Sandy last night, and well .... rump-beetus.

B: Woah, I didn't know she was diabetic!
by ErantyInt June 06, 2012
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