underbody

noun

un·​der·​body ˈən-dər-ˌbä-dē 

: the lower part of something: such as

a

: the lower part of an animal's body : underparts

b

: the lower parts of the body of a vehicle

Synonyms of underbody

• underside
• bottom

Examples of underbody in a Sentence

the underbody of the car was starting to rust

Recent Examples on the Web

The kit adds a revised underbody, tweaks to the front spoiler (and extended lip) and rear diffuser (longer fins), and an even larger rear wing with a Gurney flap. —Bryan Hood, Robb Report, 24 Nov. 2025

The 100-kWh battery pack is protected by steel underbody shields, and is good for up to 250 miles (400+ km) on a single charge – which seems a bit on the low side. —Abhimanyu Ghoshal, New Atlas, 22 Nov. 2025

The underbody and all of that stuff. —Saajan Jogia, MSNBC Newsweek, 10 Oct. 2025

Washing it regularly not only keeps the exterior clean but also keeps the underbody and wheel wells safe from contaminants. —Keenan Thompson, USA Today, 13 Aug. 2025

Word History

First Known Use

1870, in the meaning defined above

Rhymes for underbody

• afterbody
• antibody
• busybody
• everybody
• autoantibody
• bawdy
• body
• gaudy
• khadi
• mahdi
• noddy
• oddi

Kids Definition

underbody

noun

un·​der·​body ˈən-dər-ˌbäd-ē 

: the lower part or underside of something (as an animal or car)