When a sexual partner chooses to leave the male with a case of the blue balls. The male who experiences the blue balls will sneak up to zthe partner and rub his hurt testicles on the partners neck until chaffing occurs. Then the blue balls receiver will physically squeeze his testicles till they explode on the neck of the partner Coating the partner with semen and chaff giving it the blueberrry (blue balls) rough neck.

A casual invitation / threat used by an individual that is not afraid of fucking someone up.