Daf stands for;

Dirty as fuck.

This is a term mainly used against women who give the impression of being slutty;

e.g not alot of clothing
"god she's hot, i love that dress!"
"yeah man she's easy a Daf, could she wear any less clothing?"

by KatieLovesIt! April 21, 2009
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1- "Wow, they really did that? They're DAF"
2- "Dear you hear about him? He's such a DAF"
by LardyPardy January 10, 2011
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Daf
da·f daff, dah fuh
-adjective

Dull, boring, or dumb compared to something else.
Acronym for Dumb as Fuck
Craig: Let's run a train on Marcus's sister.
Jerry: That's daf man, she has herpes.

Halo is daf.
by ScottocS November 14, 2007
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Dope As Fuck; the best; sickest; illest, etc.
That coffee you made was pretty DAF.
by DAF1radio July 7, 2011
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A disease which classifies someone being Dumb As Fuck
Person 1: hey what part of texas is texas in?
Person 2: yo seriously have you been checked for the DAF syndrome?
Person 1: are you calling me dumb as fuck?????
by thegoldengraham March 20, 2011
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Drink A Forty

Can be used by youngin's while discussing their business on the phone infront of parents.
by matt November 22, 2003
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a insult meaning DipAssFuckShit
the teacher was acting like a real dafs
by emiy April 26, 2007
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