Top Definition
Is when a man over the age of 30 gets a colonoscopy and recieves a blow job during the process.
Man : I'm here for my blumpkinoscopy.

Nurse: Ok sir please step up to the table and turn to the side.

Man: Wow this blumpkinoscopy is not near as bad as it thought it would be.
by Timmmmeh May 12, 2010
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