Definition of "Douse" :

verb: cover with liquid; pour liquid onto

verb: slacken

"Douse a rope."

verb: lower quickly

"Douse a sail."

verb: immerse briefly into a liquid so as to wet, coat, or saturate

verb: dip into a liquid

verb: wet thoroughly

verb: put out, as of a candle or a light

"Douse the lights."