Meaning

verb put out, as of a candle or a light

verb wet thoroughly

verb dip into a liquid

originFrom Middle English duschen, dusshen (“to rush, fall”), related to Norwegian dusa (“to break, cast down from”), Old Dutch doesen (“to beat, strike”), dialectal German tusen, dusen (“to strike, run against, collide”), Saterland Frisian dössen (“to strike”). Compare doss, dust.

Etymology from Wiktionary, CC BY-SA 3.0