A separate but equal Hell reserved for stoners in which the souls of the damned are subjected to endless weed-related torments, such as not being allowed to smoke weed even though everyone else is.
Ween: Short for weiner; a large, erect member; male sexual reproductive organ; genitalia
or
Ween: To flash a completly unnessesary limp penis in a movie scene.
Hella: It is commonly used in place of "really" or "very" when describing something.
Hellaween: The day before Halloween, October 30th. Participants flash their limp penis' to unsuspecting passersby.
Dude, Halloween was awesome, but Hellaween was so cool. I showed my penis to everyone!