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.
2.
the portions of an aircraft that are below the body.
State television added that part of the aircraft had burned and the left wing and undercarriage were torn off.
Pulling off onto the soft shoulder, he felt a certain resistance from the undercarriage.
Plant materials can get stuck in your tires and undercarriage.
Repairing or replacing tires and repairing undercarriage damage as a result of operating in severe debris conditions.
undercarriage view of the diesel particulate filter installed on the traveling magic school bus.
Failing to cross the tracks because of insufficient undercarriage clearance.
View of stacker shows barricaded undercarriage where incident occurred.
He also discovered minute samples of blood on the undercarriage and traces of blue paint.
If unfamiliar with the area, check difficult terrain for undercarriage clearance on foot before proceeding.
It turned out that the undercarriage had to be unusually strong.
British Dictionary definitions for undercarriage
undercarriage
/ˈʌndəˌkærɪdʒ/
noun
1.
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
2.
the framework that supports the body of a vehicle, carriage, etc
Word Origin and History for undercarriage
n.
1794, from under + carriage. Meaning "landing gear of an aircraft" is recorded from 1911.