1570s, cartage, corruption of French cartouche "a full charge for a pistol," originally wrapped in paper (16c.), from Italian cartoccio "roll of paper," an augmentative form of Medieval Latin carta "paper" (see card (n.)). The notion is of a roll of paper containing a charge for a firearm. The modern form of the English word is recorded from 1620s. Extended broadly 20c. to other small containers and their contents.
