The Vulcan means: Vulcan refers to a form of sexual practice that involves two fingers being placed in the vagina, and two more fingers placed on each hand in the anus. The hand performing the Vulcan sign is the result. (in Community Dictionary, added by Miguel Marín)
What else does The Vulcan mean?
- You can have two pinks and one stinky. Next, you will need to learn the Vulcan greeting from Star Trek. For the clit, use your thumb. (in Community Dictionary, added by Conrado Díaz)