STFD

Settle
The
Fuck
Down

Knobjockey: 'Wow, yesterday me an my mum went to the Royal Show. I got the Inspector Gadget showbag, the Neverending Story showbag, the Pound Puppies showbag, the...'

*Slap*

Greg 'STFD'

by Harris Scarfe August 4, 2009

STFD

Simmer
The
Fuck
Down.

Class: Oh boy! We get to watch JFK's assassination video?!
Teacher: Yes children, but if you don't STFD, you won't pass your first year of pre-school.

by NotSoFast! August 12, 2010

stfd

Simmer The Fuck Down

The need of chilling out

<Wes> Who just broke the pot I was spinning?
<Matt> You know what? You really need to STFD! and stop worrying, it sucked anyways.

by BryanZ July 27, 2008

STDND

Smaller Than Dime Nipple Disease.

Whas up wiff ur nipples? U got MF'in STDND!

by rudipat April 27, 2005

stfd

Shut The Fuck DOWN!!
Recreation of STFU.

Guy1: Sonic is stupid, makikinizont!
Guy2: STFD!

by Tadakichi2 January 18, 2009

stfd

Suck the fat dick

You just got dumped, haha stfd dude

by nyuck March 22, 2009

sdfd

brad is so sexxy.

brad, i wanna lick you from your head to your toe cause your so sdfd!

by missbacisin October 20, 2008