speef

The process of dragging your testicles over random objects or terrain. Speefing is very popular in Japan where men will get together and pull their sacks across an assortment of different textured items. People will sometimes involve furry animals or teddy bears and haul their groin from head to tail. This is called beast speefing, or sometimes just beefing. Speefing got its name from the word "spee" which is traditionally shouted by participants to show their enjoyment of the act. "Spee" is the Japanese word for "smooth"