1 definition by T pizzane

An orgasm of the brain, something that would be the equivalent of information sex, something that would make a nerd smile in a kind of creepy, happy way.
Nerd 1: Dude, we just got our new Calculus books!

Nerd 2: Alright! Braingasm!

Nerd 1: Yeah, we're so cool
by T pizzane March 26, 2009
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