MFW

Abbreviation for "My Face When". Started as a way to respond to posts that a poster usually disagrees with in some manner, and is typically done to mock or troll said poster.

MFW utilize reaction images and are almost always green text

ANON: What do you guys think about my new Mac?

ANON 2: >MFW anon is now going to die of AIDS and cancer

by Shores386 February 28, 2011

MFW

Abreviation for "My face when" This is commonly used on the forums of 4chan, in addition with green text stories. Usually, the picture is on the side of all the green text, and usually at the end, "mfw". It's particulary a meme face Ex.
Forever alone, Troll face, Y u no. etc.

>Sister embarrases me in front of friend
>Don't masterbate for 2 weeks
>Start fapping in the shower
>See my sisters bodywash
>Shoot a huge load
>mfw my dog smelling my sisters ass all day
Trollface

by x4nothingx September 09, 2012

MFW

an abbreviation for "motherfucker what?"

"i keep kids in my basement"
"mfw?"

by mfwmate February 16, 2020

MFW

Acronym for : Mother fucking Win

P1: " Dude i just got excellence in my exam with no study!"
P2: "MFW!"

by anonnz September 14, 2011

MFW

An acronym for "Mother fucker why". Typically used when your teammates shoot you in CS:GO. Looking at you, Tom.

Player 1: "Oh sorry dude, thought you were a counter-terrorist."
Player 2: "MFW??"

by FuckMemes January 19, 2017

MFW

My fuckin wife

A woman a man is married to

That’s my fuckin wife (mfw)

by FightNight300 August 12, 2018

MFW

em-eff-double-yew

Mother Fucking Win. The act of winning to a motherfucken new level. (See FTW, for the win)

Tania: FOR THE WIN BRA!
Andrea: Nah, that's so awesome it's for the MFW!
Chimer #1: that sounds pretty fucken awesome.

by tazzyface July 11, 2008