look up any word, like dirty sanchez:
 
2.
another word for dope, herion, smack
yo, that paul wall diesal out in camden is the shit.
by Fiend out September 08, 2006
 
1.
extremely awesome, cool, great, etc - to describe something positively
"wow, warped tour was wicked diesal!!"
by Anyway Alexx August 11, 2007
 
3.
big or large in length or in size. not sexwise
the line to this movie theater is diesal.

that dude is diesal but hes ugly