primage1
/ˈprʌɪmɪdʒ/noun
1Originally: a customary payment to the master and crew of a ship for loading and taking care of the cargo. In later use also: a percentage added to a freight charge to cover the cost of loading or unloading a ship. Now historical.
2A duty paid to the local Trinity House society on goods brought into a particular port, especially Newcastle-upon-Tyne. Now historical.
3Chiefly Australian and NZ. An additional or special customs duty on imported goods.
Origin
Late 15th century. Apparently from post-classical Latin primagium payment for loading or unloading, of uncertain origin.
primage2
/ˈprʌɪmɪdʒ/Engineering. Now rare
noun
Water present as droplets suspended in the steam from a boiler; the amount of this.
Origin
Late 19th century. From prime + -age. Compare French primage passage of water in the form of spray into the cylinder of an engine boiler, along with the steam, the amount of water present in this form.