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 sprayer hooks up to the water heater on the spare tire swing-out, fed by the dual-tank 200-L underbody fresh water system. —New Atlas, 26 Feb. 2026

Like the Sterling Check cookware, it’s made with a heavy-gauge steel underbody, and its enameled finish is hand-painted and glazed for durability. —Caley Sturgill, Southern Living, 15 Feb. 2026

By shaping the underbody to accelerate airflow and create low pressure beneath the car, Chapman generated massive grip with less drag. —Rich Karlgaard, Forbes.com, 13 Feb. 2026

Active aerodynamic features, including the front lip, vertical air flaps, underbody diffusers, and a movable rear spoiler, all combine to reduce drag by up to 10 percent when set to their slipperier positions. —Basem Wasef, Robb Report, 5 Jan. 2026

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)