When you see something that's really nerdy(like a museum exhibit that most people would find ridiculously boring) and you get all excited and then as your excitement peaks you start to squeal and act quite like you're orgasming.
Hey did you see that exhibit of the old WWII planes?

Yeah, I totally had a nerdgasm
Get the Nerdgasm mug.
When one surrounded with something or someone extremely nerdy or geeky.
Nerd 1: "So Eugene, in Star Wars episode 4 at precisely 1:53:45.6 what do you think OB 1 should have done?"

Nerd 2: " Well I don't know, let's have a Star Wars slumber party with Bob and Frances and make a list of reasons!!"

Cool Bystander: "Ooooh I just had a nerdgasm!!"
by Mesopotato November 3, 2009
Get the Nerdgasm mug.
An entity that is so nerdy and joy creating, that it causes immense excitement in ones mind, ultimately giving the person a nerdgasm.
by Barchtic April 4, 2016
Get the Nerdgasmic Entity mug.
An entity that is so nerdy and joy creating, that it causes immense excitement in ones mind, ultimately giving the person a nerdgasm.
by Barchtic April 4, 2016
Get the Nerdgasmic Entity mug.
When a female joins a multiplayer game all the males will stop playing objectively and pursue the female until she leaves or takes one of them in marriage
i joined a server with my girlfriend the other day, we couldn't play due to the Nerdgasm effect.
by kaiarartus October 12, 2015
Get the Nerdgasm effect mug.
Gamers freaking out fo a variety of reasons. Must be more than one gamer mad at the same action, in-game mishap, mushroom stamp or death.
They are having a Multiple nerdgasm over that kill.
by AngryDadGaming May 7, 2018
Get the multiple Nerdgasm mug.