from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The number of tons of water that a ship displaces when afloat.
- n. The capacity of a merchant ship in units of 100 cubic feet.
- n. A duty or charge per ton on cargo, as at a port or canal.
- n. The total shipping of a country or port, figured in tons, with reference to carrying capacity.
- n. Weight measured in tons.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The number of tons of water that a floating ship displaces.
- n. The capacity of a ship's hold etc in units of 100 cubic feet.
- n. The number of tons of bombs dropped in a particular region over a particular period of time.
- n. A charge made on each ton of cargo when landed etc.
- n. The total shipping of a fleet or nation.
from the GNU version of the Collaborative International Dictionary of English
- n. The weight of goods carried in a boat or a ship.
- n. The cubical content or burden of a vessel, or vessels, in tons; or, the amount of weight which one or several vessels may carry. See Ton, n. (b).
- n. A duty or impost on vessels, estimated per ton, or, a duty, toll, or rate payable on goods per ton transported on canals.
- n. The whole amount of shipping estimated by tons. See Ton.
from The Century Dictionary and Cyclopedia
- n. The weight of goods carried in a boat or ship.
- n. The carrying capacity of a ship expressed in cubic tons.
- n. A duty or impost on ships, formerly estimated at so much per ton of freight, but now proportioned to the registered size of the vessels.
- n. The ships of a port or nation collectively estimated by their capacity in tons: as, the tonnage of the United States.
- To levy tonnage upon.
- To have capacity or tonnage: followed by an accusative of quantity.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a tax imposed on ships that enter the US; based on the tonnage of the ship
ton + -age. Sense 3, Middle English, from Old French, from tonne, tun; see tonne.(American Heritage® Dictionary of the English Language, Fourth Edition)