dffn 

stands for Drunken Family Fight Night. Occurs when a family gets together for a event or any type of get together but arguments and fighting occur once alcohol is consumed by the family members.

Tommy: Yo you free tonight?

Alex: Can't man, it's dffn.

Tommy: Damn that blows!

dffn by nycjk54 October 14, 2010

dffngmtyy

what u write when you dont know what to write shut up.

person 1: idk what to write so ill just write dffngmtyy!
person 2(the second dummy in other words): WOW YOU SHOULD! THAT'S SO SMART!

dffngmtyy by tf is a pseudonym March 1, 2022