primage

noun

1. (archaic, countable, uncountable)A payment made for loading or unloading a ship, or for care of goods during transit by ship.

   “By the bill of lading the maſter undertakes to deliver the goods on payment of freight with primage and average accuſtomed.”

2. (UK, archaic, countable, uncountable)An import duty levied by a guild of harbour pilots (especially at Kingston-upon-Hull and Newcastle-upon-Tyne).
3. (Australia, New-Zealand, countable, uncountable)An additional import duty levied by customs.

   “1932, E. T. McPhee (Commonwealth Statistician), Official Year Book of the Commonwealth of Australia: No. 25 - 1932, The rate of primage duty was subsequently increased to 4 per cent. as from the 6th November, 1930.”

4. (countable, rare, uncountable)Droplets of water suspended in steam (especially in the cylinder of a steam engine).

   “Of these temperatures, only one, the second, indicates primage; all others exhibit a slight superheat.”