Top definition
The act of having an orgasm in your mouth as a result of an Arby's Jamoca Shake.

anya: I really wish I had a Jamoca Shake right now!
nikki: I know right, if I had one, I would have a jamocagasm!
by anya knees February 01, 2009
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug