A Gothic erotic act in which only a few people know its true nature. If observed by an outsider, it would simply look like "tea baging", though, there are some notable differences. Firstly, the 'Chester" is wearing a brown leather mask and cape, while violently screaming profanities in order to arouse the person being "Chester'd", all the while repeatedly crouching and touching their "Chesticles" onto the persons chest.
Person a:"What is Chester Esoteric?"
Brown Munk: "If only you knew..."