undercarriage definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
- a supporting frame or structure, as of an automobile
- the landing gear of an aircraft
undercarriage definition by American Heritage Dictionary
- A supporting framework or structure, as for the body of a motor vehicle.
- The landing gear of an aircraft.