Definition of "undercarriage" []

• A supporting framework or structure, as for the body of a motor vehicle. (noun)
• The landing gear of an aircraft. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Toby just showed up at the door ... he must have been kept in a garage or a basement for the last week his entire undercarriage is gray and dirty, but he wasn't starving."
• "If traveling by bus to next destination, hotels can arrange bus tickets for convenience, but they are on a ‘backpacker’ bus, are more expensive, less comfortable, and potential theft of luggage in undercarriage could happen."
• "Perhaps the flight deck was a little too cold but the undercarriage was a little too warm..."