- to smoke (to give off smoke)
- to smoke (to inhale and exhale tobacco smoke, to do so regularly or habitually)
- to go, fall (quickly or suddenly)
From Proto-Germanic *rugiz, whence also Old Frisian rogga (West Frisian rogge), Old Saxon roggo (Low German Rogg), Dutch rogge, Old High German rocko (German Roggen, Rocken), Old Norse rugr (Danish and Danish rug, Swedish råg). Ultimately from Proto-Indo-European *wrugʰyo- (compare Russian рожь (rožʹ) and Old Prussian rugis).