look up any word, like b4nny:
 
1.
It's Mother Fucking Friday!

Usually ended with the word bitches and a high five OR a single finger point across a room of people.
IMFF Bitches!!!!

As in...Who still says TGIF? Only middle-aged women in corporate offices who think they're still cool and call each other BFF's.

TGIF? Nope....IMFF!
by aPoshb February 23, 2010

Words related to IMFF

bitches case of the mondays friday iff iyff tgif
 
2.
In my fucking face. (Related to iyff)
I told the pizza guy to deliver to the third door on the right, but I'm in the third door on the left. IMFF.
by DoctorAcronym November 29, 2004