Main Entry:

ca·boose

Pronunciation:

\kə-ˈbüs\

Function:

noun

Etymology:

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

Date:

1769

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