A Quick and Simple Dictionary

snuff

1. Noun.  Finely ground or pulverized tobacco intended for use by being sniffed or snorted into the nose.
2. Noun.  Fine-ground or minced tobacco, dry or moistened, intended for use by placing a pinch behind the lip or beneath the tongue; see also snus.
3. Noun.  A snort or sniff of fine-ground, powdered, or pulverized tobacco.
4. Noun.  The act of briskly inhaling by the nose; a sniff, a snort.
5. Noun.  Resentment or skepticism expressed by quickly drawing air through the nose; snuffling; sniffling.
6. Noun.  (obsolete) Snot, mucus.
7. Noun.  (obsolete) Smell, scent, odour.
8. Verb.  To inhale through the nose.
9. Noun.  The burning part of a candle wick, or the black, burnt remains of a wick (which has to be periodically removed).
10. Noun.  (obsolete) Leavings in a glass after drinking; heel-taps.
11. Noun.  (context, attributive) Pertaining to a form of pornographic film which involves someone's actually being murdered.
12. Verb.  To extinguish a candle or oil-lamp flame by covering the burning end of the wick until the flame is suffocated.
13. Verb.  (slang) To kill a person; to snuff out.