tank car

tank car (plural tank cars)

1. (rail transport) A railroad car or rolling stock designed to transport liquids or gases.

   Synonym: tank wagon

   Coordinate term: tanker truck

   • 1936 September 6, Franklin Roosevelt, 1:16 from the start, in Fireside Chat 8: On Farmers and Laborers‎^[1], Miller Center:

     I saw livestock kept alive only because water had been brought to them long distances in tank cars.