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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 08, 2020
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Jun 3 Word of the Day
When the “crush” has no intentions of taking things further, but they like the attention. So they flirt here or there, send dm/texts just to keep the person interested, knowing damn well they’re staying single.
Danielle was so flirty the other night, he messaged me 3 times just to say hello, I think he’s coming around.

No Susan he’s breadcrumbing you just so you’ll keep nibbling at his heels.
by Briness March 15, 2018
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2
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
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4
Sarah: I just drank ten Snapple teas!!!!
Leah: you smf!!!!!!!!

*Vulcan sign*
by penemaestro73 July 03, 2013
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5
SMF: SEXY MOTHA FUCKA

THOSE TYPE OF PEOPLE WHO BE LOOKIN FINE AS HELL NO MATTER THE AGE OR GENDER
LAURIE: OH MY FUCKIN GAWD.
FRIEND: OH EM JEE WHAT IS IT
LAURIE: THAT DUDE
FRIEND : WHAT HE DO ? SHOUD I BEAT THE SHIT OU OF HIM
LAURIE: HES A S.M.F SEXY MOTHA FUCKA
FRIEND: WHT THE HELL
by LittleLaurie April 28, 2020
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