Definitions by Beatmall
The Boston Bottlecap
The receiver stands up with their legs and genitalia uncovered, and the performer slides their head down under the crotch, and places their teeth on the scrotum, gripping the testicles by clenching down with the teeth. Then, twisting the testicles counter-clockwise until the balls fully lose blood circulation (usually appearing as a white or pale shade)
“Dude, my bitch went crazy last week and gave me The Boston Bottlecap, I couldn’t cum right for a week”
The Boston Bottlecap by Beatmall April 6, 2026