A disorder caused from the slapping of another Male's testicular region.."Danger Zone"..This disorder causes the male's testicles to turn a blue-ish color and to hurt like a mofo. Remedies include: Hookers, Blowing a load, or Marijuana.
n. a sharp tapping sound made with a man's testicles. usually against their partner's ass during intercourse. This is also valid against one's chin.
v. sackslapping