look up any word, like sex:
 
1.
gh3
abbreviation for the game out for the xbox 360, wii, ps3 and ps2, guitar hero 3: legends of rock.
Screw school lets play GH3.
by matt ricktor November 02, 2007
 
2.
GH3
The act of air guitaring a song to Guitar Hero 3 when listening to song, but not playing the game
While listening to "Suck My Kiss" at work.. I was acting out the song on my Guitar Hero air guitar and said.. "I can so GH3 this song"
by dizzblnd December 03, 2007
 
3.
gh3
weed laced with crystals
i smoked some gh3 last night and i was pukin liek a fountain!
by niskynisky November 10, 2007