undercarriage
Americannoun
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the supporting framework underneath a vehicle, as an automobile or trailer; the structure to which the wheels, tracks, or the like are attached or fitted.
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the portions of an aircraft that are below the body.
noun
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Also called: landing gear. the assembly of wheels, shock absorbers, struts, etc, that supports an aircraft on the ground and enables it to take off and land
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the framework that supports the body of a vehicle, carriage, etc
Etymology
Origin of undercarriage
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Two crew members and one passenger were onboard, but were not seriously injured when the main undercarriage collapsed on touch down.
From BBC • Aug. 6, 2025
The search turned up an AirTag in a black Pelican case that was attached to the undercarriage, behind the rear passenger wheel, her claim said.
From Los Angeles Times • Dec. 5, 2023
This, of course, doesn’t really matter to those of us in trucks — so long as the e-scooter doesn’t damage the undercarriage of the truck.
From Washington Times • Nov. 20, 2023
Firefighters arrived and began to cut through the metal undercarriage of the vehicle to gain access to the people inside.
From New York Times • Jun. 27, 2023
Once the electric undercarriage failed, and she had to earn her keep by taking her turn at the hand pump so they didn’t have to crash land.
From "Code Name Verity" by Elizabeth Wein
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
