snuff

1. N-UNCOUNT Snuff is powdered tobacco which people take by breathing it in quickly through their nose. 鼻煙

...the old man's habit of taking snuff. …那位老人吸鼻煙的習(xí)慣。

2. V to inhale through the nose 通過鼻子吸入

3. V to extinguish (a light from a naked flame, esp a candle) 熄滅(蠟燭)