STFD

SLOW the fuck down!

You're doing WHAT and texting? STFD!

by MagneticPortal June 19, 2014

STFD

Sit the Fuck Down

Used when someone just says something obnoxious and you need to put them in their place

Keenan: Aww man, my parents aren't getting me a Mustang for my 16th birthday. This is so unfair.

Damien: Dude, STFD. stop being a douche.

by Dontbeadick October 3, 2011

STFD

Sit The F*ck Down, a taunt used in Weight Watchers Fitbit or other fitness device challenges. The person using this expression would prefer the other challenger(s) to stop increasing their step count or calories burn.

I've just been overtaken! You need to STFD because I need to win!

by 'Duke' February 6, 2015

STFD

Shut the front door ( replacement for stfu- shut the fuck up or shut your mouth)

stfd, don't want him to hear us!

by leeleebooski August 20, 2010

STFD

Shut-The-Fuck-Down.
Changed version of STFU which means Shut The Fuck Up.

Joe: Your stupid.
Jim: STFU
Joe: STFD!

by Claude Alsept June 13, 2005

STFD

to Shut The Fuck Down

i said to some stupid n00b Shut The Fuck Down!

by Ryan Mann November 20, 2003

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