Any of various kinds of railway wagon, originally with an open top or sides, used for transporting freight; (in later use) specifically a railway wagon with two or three levels, used for transporting motor vehicles.
Origin
Mid 19th century; earliest use found in American Railway Times.
Definition of rack car in US English:
rack car
noun
US
Any of various kinds of railway wagon, originally with an open top or sides, used for transporting freight; (in later use) specifically a railway wagon with two or three levels, used for transporting motor vehicles.
Origin
Mid 19th century; earliest use found in American Railway Times.