SMFS

Save My Fucking Seat.
What you say to your "friends" when you get up at a party to go get some more beer.

Asshole #1: "Go fill my keg cup."
Asshole #2: "SMFS"

by Treighz December 28, 2007

SMF

Stands for So Mah Fan, Cantonese slang for so annoying. Used in phrase to describe a person’s character or the act of doing something tedious.

He is always asking me pointless questions and bugging me with tedious questions when I am working, gets on my nerves! SMF!

by pokeguy July 8, 2020

SMF

An abbreviation for "so much fun".

The antonym of FML.

Man: Where were you last night.

Man 2: I was at a karaoke bar. SMF.

by somuchf.com May 13, 2009

SMF

SEXY MOTHER FUCKER

Damn Bryan she's a smf

by Inapposite June 16, 2016

smf

Abbreviation for Sick Mother Fucker

Sarah: I just drank ten Snapple teas!!!!
Leah: you smf!!!!!!!!

*Vulcan sign*

by penemaestro73 July 29, 2013

smf

stupid mother fucker

Did you just fuck that bitch with blue waffles? SMF!

by goliath92738 April 22, 2011

smf

"shaking my fist"

an acronym to let someone know that you are shaking your fist in joking anger. This can be thought of as going along with the phrase "why, I oughta...."

give me back my damn ps3, you've "borrowed" it for 5 months. smf

by j. yee January 19, 2011