DFF

DFF is a term used in military and video games, and stands for "Don't Fucking Flinch". Typically is used when talking to people that are hesitant to pull the trigger.

When you see the enemy, remember, KOS DFF.

by Papa Fubar February 28, 2019

non-dff

a non douche free facility
a place where douches are allowed to roam free with no one to kick them out.

Schools are never non-dff

by Penis Ninja November 5, 2006

DFF

DFF is an acronym for Double Fuck Fingers.

My husband was driving down the street when another driver cut him off, so my husband gave him the DFF.

by MiMo69 October 24, 2025

DFF

Drink, Fight, Fuck

Thats how we roll in La Ronge!

"I only came here to do three things, DFF. Drink some beer and kick some ass...and I'm almost outa beer...and wheres your girlfriend?

by Stuballs12x April 8, 2013