A fork of Rural Dictionary
FMF is an abbreviation for Fat Mother Fucker.
Hey! Don't touch my ass, you FMF (Fat Motha Fucka)
Today, I updated my Facebook status to "It should probably be called Unplanned Parenthood." My cousin, seeing the status, failed to pick up on the sarcastic humor. She called all my family members and tell them that I was pregnant. Including my husband in Iraq. FMF