nasty, horrible, disgusting
urgh, i had to open the window, cuz the car smelt gacky as fuck
por mikepacker88 14 de Outubro de 2007
something that makes you gack, often yucky
the food was gacky.
por Pookett 18 de Maio de 2007
a nickname for someone that does meth. from the word "gacked"
hey gacky, are you gacked ouy today?
por S. 22nd street 18 de Outubro de 2006