tonnage duty(n = noun.possession) tonnage, tunnage - a tax imposed on ships that enter the US; based on the tonnage of the ship; Array
is a kind of duty, tariff
anti-dumping duty, breach of duty, civic duty, countervailing duty, customs duty, death duty, duty, duty assignment, duty period, duty tour, export duty, fatigue duty, fiduciary duty, filial duty, guard duty, import duty, jury duty, legal duty, line duty, line of duty, neglect of duty, off duty, on duty, point duty, sense of duty, sentry duty, shipboard duty, shore duty, stamp duty, tonnage, tour of duty