"Printer cartridges" refers to the small containers that hold ink or toner for printers. They are replaceable and necessary for printing documents or images. Full definition
This program accepts a variety of electronic items as well as printer cartridges nationwide. (care2.com)
Collecting printer cartridges, advertising in schools, providing video game rooms in school buildings, holding auctions, riding donkeys on the gym floor, delivering singing telegrams, operating teacher - and student - run stores each fund - raising method has its own advantages and disadvantages, time commitments, and consequences. (educationworld.com)
Between # 85 and # 240 was paid for the same printer cartridge from the same supplier by different departments and agencies, for example. (politics.co.uk)