When one experiences subsequent events of nerdiness, fandom, or geekiness that causes a sensory overload, loss of bodily functions, and a climax deep within the brain, in the section that recognizes specific information concerning comic books, occult television shows, video games, or electronics that only a specific section of the population would actually know about.
When someone has experienced just too much nerdiness at one time, they are saidto have a nerdgasm. The person usually goes into a state of shock and can't speak for up to 1 hour. Never distured a someone who as recently nerdgasmed because the person is prone to just spurt out random nerdy things that regular people could never comprehend.
Person one: Dude, the PS3 is going to use blu-ray discs, imagine the texture file quality!!!