mfl 

my fucking life

I can't believe I have to live another day of mfl.

mfl by wayz November 9, 2010

MFL 

My first love

MFL
He’s my first love 💕

The first person you ever really love

The first person your serious about

MFL by Anonymouss1011 May 18, 2018

MFL 

Massive Fucking Laugh, otherwise abbreviated, MFL.

MFL /M F L/
1. A direct replacement for LOL.
2. Generally used by those, who for whatever reason, do not want to use LOL.

Dude, that comedy vid made me MFL!

MFL by laxr5rs July 14, 2012

MFL 

Mother Fucking Liar

You know he's a MFL. He promised you one thing and did another

MFL by Tasty_Cake October 18, 2008

MFL 

Mormon For Life. Usually used by a Mormon after they have refused to do something that goes against their religion or have decided to "Choose the Right."

Cale: "Hey Thomas wanna beer?"
Thomas: "No bro, MFL"

Richard: "Hey Bennet, you coming to the Football game?"
Bennet: "No I can't. I'm going on a temple trip. MFL."

Rodrigo: "Hey would you wreck her if you got the chance?"
Joel: "Yeah of course! After we got married in the temple obviously. MFL."

MFL by JG-Q August 26, 2013

MFL 

Mother Fucking Loser.

Similar to Mother Fucking Liar, except this applies to a hella lot more people.

I just heard from Carl last night. He says his marriage last year was "a big OOPsie" and wants to get back together. OMG, what a MFL!!

MFL by scruzdoll August 2, 2010

MFL 

Much Family Love, used by juggalos and lettes

Closely related to MCL

Cya lata juggalos n lettes, MFL

MFL by Aly October 7, 2004