- a duty or tax on ships, based on tons carried
- a charge per ton on cargo or freight on a canal, at a port, etc.
- the total amount of shipping of a country or port, calculated in tons
- the carrying capacity of a ship, expressed in register tons
- the weight of water displaced by a warship, expressed in long tons
- weight in tons
Origin of tonnageMiddle English ; from MFr: see tun and amp; -age
- The number of tons of water that a ship displaces when afloat.
- The capacity of a merchant ship in units of 100 cubic feet.
- A duty or charge per ton on cargo, as at a port or canal.
- The total shipping of a country or port, figured in tons, with reference to carrying capacity.
- Weight measured in tons.
Origin of tonnageton + –age. Sense 3, Middle English, from Old French, from tonne, tun; see tonne.
(countable and uncountable, plural tonnages)
- The number of tons of water that a floating ship displaces.
- The capacity of a ship's hold etc in units of 100 cubic feet.
- The number of tons of bombs dropped in a particular region over a particular period of time.
- A charge made on each ton of cargo when landed etc.
- The total shipping of a fleet or nation.