A print buffer, also known as a print spooler or printer queue, is a temporary memory storage area used for holding print jobs before they are sent to a printer. There are several synonyms for print buffer, including print job queue, printing pipeline, and output spool. The term print spooler is often used in Windows operating systems to describe the print buffer, while Apple's macOS operating system refers to it as a print queue. Other synonyms for print buffer include print stack and print chain. Regardless of the term used, the print buffer plays a crucial role in ensuring that documents are printed in an orderly and efficient manner.