from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A mechanism attached to a motor vehicle engine that supplies power to a nonvehicular device, such as a pump or pneumatic hammer.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a device that transfers power from an engine (as in a tractor or other motor vehicle) to another piece of equipment (as to a pump or jackhammer)
Sorry, no etymologies found.