"A coachbuilder is a manufacturer of bodies for automobiles and a manufacturer of complete horse-drawn vehicles.Coachwork is the body of a motor vehicle (automobile, bus or truck), a horse-drawn coach or carriage (whence the term originated, derived from the Hungarian town of Kocs), or, by extension, a railroad car or railway carriage. The term is usually reserved for bodies built on a separate chassis, rather than being of unitary or monocoque construction."@en . . .