LMFAOUB 

Basicly Means Laughing My F*cking A$$ Off You Bitches
My Longer Version of LMAO

Me: OMG I just saw Family Guy and I was LMFAOUB
You: OMG OMG OMG OMG IM SO JEALOUS OMG OMG IM GONNNA SEND U SPAM, TAKE THAT!!!!!!!!!!!!!!!!

LMFAOUB by B-rad Jizzle July 14, 2006

lmfaob 

laughing my fuckin ass off, bitch!!

Dude, did you see that girl trip?

Yeah, lmfaob

lmfaob by Starla G. December 27, 2008

LMFAOBTWTFF 

Laughing my fucking ass off because that was too fucking funny!

Fernie:> Dude, shoulda been here. Josie Rosie just tbagd that dbag xbf of Monica's

Eddie:> LMFAOBTWTFF! FTP!

LMFAOBTWTFF by The Original Shoebrush April 30, 2009

LMFAOBT

Stands for Laughing my F*cking ass off big time

Me: hey did you see that biatch picking her nose, I thought she was gonna pull out her brain?

Friend: Yeah, I was LMFAOBT at her, she was a dumb ass, so her brain would have come out easily through her nose.

LMFAOBT by paulusthewalrus June 19, 2010

lmfaouildampwamf 

Laughed my fucking ass off until I literally died and my parents wept at my funeral.

Timmy: Dude did you hear Tammy's joke the other day?
Tommy: Yeah dude, I lmfaouildampwamf!
Timmy: Yeah dude! But like, how am I talking to you then?
Tommy: You're dead too dude!

Both: Whoo! Too cool dude!

lmfaouildampwamf by TheLivingShadow June 6, 2017

LMFAOBOAT 

laughing my ass off + boat = LMFAOBOAT

wait, so there's ROFLCOPTER and LOLLERCOASTER then what's lmfao? LMFAOBOAT!!!

LMFAOBOAT by P33nChristine May 10, 2007

lmfaoubfm

An acronym for, laughing my fucking ass off at you, big fat monkey. 1. Used as an insult or 2. just joking around.

1. prson1: I HATE U IM GLAD U TRIPPED AT LUNCH LMFAOUBFM!!!!

2. prson1: LOL! Did you see that person trip at lunch! I was soo like LMFAOUBFM!!!! xD

lmfaoubfm by bberger October 30, 2011