In computing, a printer is a peripheral machine which makes a persistent representation of graphics or text, usually on paper. While most output is human-readable, bar code printers are an example of an expanded use for printers.
A printer is a machine that uses ink to either print digital documents, or in some cases photo copy physical documents. Technology. Printer (publishing), a person or a company; Printer (computing), a hardware device; Optical printer for motion picture films; People. Nariman Printer (fl. c. 1940), Indian journalist and activist