Douglas Harper's Etymology Dictionary
Wiktionary
rototiller
alt. (context US English) a motorized cultivator having rotating blades n. (context US English) a motorized cultivator having rotating blades
Usage examples of "rototiller".
A grand jury was the rototiller of law enforcement, turning up all sorts of unexpected things in fertile ground.
The stinking goddamned snowmobiles were silenced, and the equally grating but somehow more tolerable sounds of chainsaws and rototillers and tractors were heard in the land.
You could buy pizza by the slice and frozen yogurt, and you could rent Rototillers and videos but when all was said and done this was a walled village where the men were tied to the earth —they built on it, sold it and loaned against it—and the women marshaled children and food.