lmffo 

lmffo. short for laughin my fuckin face off.

A: Random funny shit
B: lmffo

lmffo by kaffibolli8 September 23, 2009

LMFFO 

LAUGHING MY FUCK FLAPS OFF

i laughed so hard i was lmffo

LMFFO by mrs toosh November 18, 2011

Lmffo 

LAUGHING MY FUCKING FANNY OFF

THAT SHOW WAS SO FUNNY I LAUGHED MY FUCKING FANNY OFF lmffo

Lmffo by Jokerstokers October 19, 2019

LMFFO 

Laugh My Freaking Face Off. Laughing extremely hard at something.

Dude i just LMFFO'd

LMFFO by Lonedraagon January 28, 2011

lmfaotic system 

when your lymphatic system is lmfao

Eddy: I just got a 26/40 on the physics test
Joe: Lmfaotic system

lmfaotic system by AlbertiBass November 8, 2018

LMFAOAOAOSOAOAOAHSNEKNSHDOSNEBKSOWOSHSHDNEKLWMEHRIDJE 

How an extra mf types LMFAO

* something funny *
Her extra ass : LMFAOAOAOSOAOAOAHSNEKNSHDOSNEBKSOWOSHSHDNEKLWMEHRIDJE

LMFAOAOAOSOAOAOAHSNEKNSHDOSNEBKSOWOSHSHDNEKLWMEHRIDJE by Starship470 March 14, 2019

Lmfao 

Is known as a Chinese hacker who works for the koreans. he's also known to partner with lmbao

LMFAO, he's a Chinese hacker

Lmfao by Communist_comrade/69420 June 3, 2020