FTFO

Simply, FTFO means "Fight the Fuck On." It's a play off the Trojan phrase "Fight On," but gives it more of a kick (even though Trojans always go hard, it's just assumed they all Fight the Fuck On.)

We beat the bRuins 50-0! FTFO!

FTFO by TrojanForLife February 27, 2012

Fafoin 

A fucking obnoxious insulting asshole, a user on mIRC, Undernet, #terrebonne.

Fafoin sucks.

Fafoin by Delf June 22, 2003

FTFO

Freak the fuck out.

"I will FTFO if the pizza delivery man forgets my buttermilk ranch"

FTFO by mlifsflsd August 7, 2014

FTFO

Fuck the fuck off

I’m tired of hearing your shit, so please just FTFO! (fuck the fuck off)

FTFO by Rube-attack May 20, 2022

FTFO

Freaked the Fuck out; Could also mean Freak the Fuck out.

It's just Salvia, don't FTFO.

FTFO by Orpheus9000 May 26, 2010

ftfo

Album by Shaggy 2 Dope; FTFO AKA Fuck the fuck off.

Juggaho: Your taste in music sucks.
Juggalo: FTFO!

ftfo by SakuraChan July 30, 2007

FtHoi 

For the Hell of it.
(often used in IM convo's)

Bomit13221: y did u bother highliting the report
Friend2314: FtHoi

FtHoi by Daughstrata June 11, 2006