cartridges

noun

1. 1

   The package consisting of the bullet, primer, and casing containing gunpowder; a round of ammunition.

2. 2

   (by extension) A prefabricated subassembly that can be easily installed in or removed from a larger mechanism or replaced with another interchangeable subassembly.

3. 3

   A vessel which contains the ink or toner for a computer printer and can be easily replaced with another.

4. 4

   Magnetic tape storage, used for storing (backup) copies of data.

5. 5

   A removable enclosure containing read-only memory devices, used for rapid loading of software onto a home computer or video game console.

6. 6

   A small paper package, e.g. in an old book about making printer's type: After all the type has been cast: "The Boy will paper up each sort in a cartridge by itself".