Top Definition
The euphoric feeling after getting 100% on a song on Guitar Hero. Identifiable by high pitched screaming, jumping, and the need to show others one's achievement.
Guy: Whats that noise coming from your bro's room?
Girl: Oh he's playing Guitar Hero. He must be having a herogasm.
by Lil Tricksta January 30, 2009

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.