undercarriage
nounUS /ˈʌndɚˌkɛɹɪd͡ʒ/ · UK /ˈʌndəˌkæɹɪd͡ʒ/
Etymology From under- + carriage.
1
The supporting structural framework of a land vehicle (such as a car, truck, van, wagon, etc).
- Near-synonym: chassis
- The solution to coach riding defects, at least, seems to require much more co-operative practical experiment by all engineering departments to achieve better sympathy between the vehicle body, its undercarriage and the track on which it rides.1960 December, “The riding of B.R. coaches”, in Trains Illustrated, page 706:
2
The landing gear of an aircraft.
3
Euphemistic, Humorous The genitalia.
- Derived terms
- undercarriaged, undercarriageless