什么是 snuff?To inhale (something) audibly through the nose; sniff.To sense or examine by smelling; sniff at.To sniff; inhale.The act of snuffing or the sound produced by it; a snuffle.The charred portion of a candlewick.To extinguish: snuffed out the candles. To put a sudden end to: lives that were snuffed out by car accidents. Slang To kill; murder.To cut off the charred portion of (a candlewick).A preparation of finely pulverized tobacco that can be drawn up into the nostrils by inhaling. Also called smokeless tobacco.The quantity of this tobacco that is inhaled at a single time; a pinch.A powdery substance, such as a medicine, taken by inhaling.To use or inhale snuff.up to snuff Informal Normal in health.up to snuff Informal Up to standard; adequate.