søg på et hvilket som helst ord, for eksempel spook:
nasty, horrible, disgusting
urgh, i had to open the window, cuz the car smelt gacky as fuck
af mikepacker88 14. oktober 2007
something that makes you gack, often yucky
the food was gacky.
af Pookett 18. maj 2007
a nickname for someone that does meth. from the word "gacked"
hey gacky, are you gacked ouy today?
af S. 22nd street 18. oktober 2006
uncoordinated, unco, sloppy, as in when running.

also used to describe something that is gack-like, gooey, sloppy.
hey man, i suck at running. i'm so gacky.

ew that's gacky!
af mez05 19. september 2006