Meaning of TONNAGE in English

TONNAGE

n.1 a ship's internal cubic capacity or freight-carrying capacity measured in tons.

2 the total carrying capacity esp. of a country's mercantile marine.

3 a charge per ton on freight or cargo.

Etymology: orig. in sense 'duty on a tun of wine': OF tonnage f. tonne TUN: later f. TON(1)

Oxford English vocab.      Оксфордский английский словарь.