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1.
DSF
AKA Dungloe Street Fighters.

Group of youths who terrorize the small, usually peaceful village of Dungloe in Co. Donegal.

Well known locally for their unforgiving Mafia style leaders, the DSF regularly steal from The Cope and have been the main reason why Dungloe haven't won the Tidy Towns this last few years.
Did ya see that flower pot dug up in yer wan's garden?

Aye, the fucking DSF are at it again >:(
by Concerned Local November 07, 2010
 
2.
DSF
= Dirty Street Fight.
Tanfan and Trevor are totally DSFing on the RCMB!
by ChadHennesTailBone October 09, 2005
 
3.
DSF
Dick Sucking Face. The face you make when you suck dick. A play off of DSL (Dick Sucking Lips)
"She has a pretty hot DSF"
by pookie5435 November 03, 2011
 
4.
DSF
drink, smoke and fuck!!
"Hey bro, what do you wanna do tonight?
-DSF!
-Right on!"
by Myriam and Pat June 28, 2010
 
5.
DSF
DRUNKEN SLIP & FALL
Woke up with a gash in head...must have been a DSF
by KinoStrick April 27, 2012
 
6.
dsf
'damn straight fool'
-use primarily on AIM
could also be just
damn straight foo'
as in something someone said is right or correct.
-Yo, you hooked up with that hot chick last night right, man?
-dsf
by caust1c December 17, 2008
 
7.
DSF
dead sexy female, perfect girlfriend material. hustler of men
dear DSF, thanks for being the greatest girlfriend ever.
by lola nicola June 17, 2007