Definition of rachet Rachet

We found 4 definitions of rachet from 3 different sources.

What does rachet mean?

Noun
rachet - mechanical device consisting of a toothed wheel or rack engaged with a pawl that permits it to move in only one direction
		ratchet, ratch
		mechanical device mechanism consisting of a device that works on mechanical principles
		ratchet screwdriver, spiral ratchet screwdriver a screwdriver with a ratchet (so the blade turns in only one direction) and a spiral in the handle (so the blade rotates) with downward pressure on the handle
		detent, pawl, click, dog a hinged catch that fits into a notch of a ratchet to move a wheel forward or prevent it from moving backward