'Primage' definitions:

Definition of 'Primage'

From: GCIDE

Primage \Pri"mage\ (?; 48), n. [F.] (Com.) A charge in addition to the freight; originally, a gratuity to the captain for his particular care of the goods (sometimes called hat money), but now belonging to the owners or freighters of the vessel, unless by special agreement the whole or part is assigned to the captain. --Homans. [1913 Webster]