| 1. | Chiefly British. a long ton. See under ton 1 (def. 1). |
| 2. | Also called gross register ton. Nautical. See under gross tonnage. |
| the total volume of a vessel, expressed in units of 100 cubic feet (gross ton), with certain open structures, deckhouses, tanks, etc., exempted. |
| gross ton | |
noun | |
| a British unit of weight equivalent to 2240 pounds [syn: long ton] |