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1.
Coughin a lung up after takin a huge fuckin hit.
Jake, you straightin gaffin on that blunt.

That nigga straight gaffin. haha
by Chronic T Bluunt August 26, 2009
 
2.
The act of being Ghetto As Fuck. GAF=Ghetto As Fuck.
Look at her grocery shopping in a robe with her hair curlers still in! That bitch is gaffin!
by kirsteno January 05, 2010
 
3.


cool, tight, sweet
That shits straight gaffin, dog.
by michael kriebel March 29, 2008