GH GH GFU is an acronym for Get
high, get
high, get fucked up. It's taken from the song G.F.U - Performed by Wiz Khalifa.
GH GH GFU literally means to party, get drunk/
high and get fucked up (smashed/wasted).
GH GH GFU can be used as an adjective or a chant, aka:
Adj: Lets get GH GH GFU!
Chant: GH GH GFU! GH GH GFU!