2): Drug, usually heroin.
3): Song by Godsmack
2): I'm not paying $500 for that Voodoo
3): I'm not the one who's so far away when i feel the snakebite enter my veins, never did i want to be here again, and I don't remember why I came....
(colloq.) Any strange ritual or behavior, especially one meant to do harm to another person. See also voodoo doll.