DF, DF 

DF, DF, or dfdf, stands for "damn fake, dumb fuck", and is used frequently on fmylife, youtube, and other forums.

Bob sees video on youtube.
Bob: DF, DF!

DF, DF by h0zor April 16, 2009

DF’d 

When you eagerly approach your partner from behind and they fart in your face, forcing your eyes to involuntarily clamp shut, causing you to have to button-hook and run for cover.

Emily ran into the room to eat Finlay’s ass, but was immediately DF’d and was forced to retreat.

DF’d by Gaysofthunder69 November 13, 2020

DF Clan 

This clan is a 2K based clan with the main leaders as Power, Grinding and easy breezy and they recruit 2 people each month and if u are not a nice person in the clan u can get u spot replaced.

Hey look I’m in a park with the DF Clan members

DF Clan by AyoDubbie August 16, 2021

df up 

Telling someone to be quiet

Dad: where were you
Son: we were at the library
Friend: no we weren’t

Son: Df up jamal

df up by Bdfubstu November 11, 2017

df events team 

A word usually used to describe laziness.

"do the laundry"
"too lazy"
"bruh you're such a df events team"

df events team by GamerKid69 April 26, 2021

df'ers 

The wandering souls of the on-line world that have had the pleasure/misfortune of playing or being a wiz on the MUD Dragonfire.

df'ers by Uuga August 3, 2003

df'er 

when you have to double flush the toilet due to excessive poop/ remaning poop color

person A "I had a df'er today"
person B "dude thats nasty"

df'er by aero_and_galaxy February 11, 2009