A fine cut or ground tobacco. It was originally 'sniffed' up the nose, causing the user to give a big sneeze. Today, some use it like chewing tobacco in the mouth, that fells like sand in your mouth...
it could be used to kill someone i guesss if ur really eager to do it. ummm lets see snuff is the name of a song and snuff mean to quite something to sclience if that makes science to i guess u could...
A "snuff queen" represents a female engaged in a reprehensible and horrific practice of mutilation and homicide for money and which is captured on fild/video. Ownership of snuff material is illegal...