Fatticle

A fat testicle. Common on dudes with naturally large dongs, girls love to suck these in addition to the dongs themselves. They are always at least double average size, and are bulging, and overflowing season through the dong.

Hot girl 1: did you see Nate’s Testicles?
Hot girl 2: Yeah! It was awesome how he fucked all of us!
Hot girl 3: OMG he is So hot!
Hot girl 4: I would even call those things fatticles!