caboose

noun

ca·​boose kə-ˈbüs 

1

: a ship's galley

2

: a freight-train car attached usually to the rear mainly for the use of the train crew

3

: one that follows or brings up the rear

4

: buttocks

Synonyms of caboose

• seat
• cheeks
• tail
• bum
• rump
• rear

Examples of caboose in a Sentence

I couldn't even make it down the bunny slope without ending up on my caboose

Recent Examples on the Web

If a good time is picking up steam, San Diegans aren’t bashful about jumping on a Happy Train’s caboose. —Tom Krasovic, San Diego Union-Tribune, 22 Nov. 2025

Passengers can choose from luxury cars, open-air viewing areas, or even a private caboose for a more exclusive experience. —Lydia Mansel, Travel + Leisure, 4 Nov. 2025

Appropriately, their backyard not only has a miniature railway and a full-size caboose but a view of where the old trestle was and the new steel bridge is now. —Sal Pizarro, Mercury News, 28 Oct. 2025

His moving on kind of gave me a kick in the caboose to have courage. —Lindsay Kimble, PEOPLE, 23 Sep. 2025

Word History

Etymology

probably from Dutch kabuis, kombuis, from Middle Low German kabūse

First Known Use

1732, in the meaning defined at sense 1

Rhymes for caboose

• abstruse
• abuse
• adduce
• atreus
• cayuse
• conduce
• deduce
• diffuse
• disuse
• excuse
• footloose
• induce

Kids Definition

caboose

noun

ca·​boose kə-ˈbüs 

: a car usually at the rear of a freight train for the use of the train crew and railroad workers