Definition of "reuse"

noun:
- The act of salvaging or in some manner returning a discarded item into something usable.
  
  from Wiktionary, Creative Commons Attribution/Share-Alike License
- Code re-use indicates splitting program code into modules or classes so it can be re-used by other programs. data re-use refers to legal rights to re-use for publication, data that one has downloaded or licensed from a third party.
  
  from Wiktionary, Creative Commons Attribution/Share-Alike License
verb:
- To use something that is considered past its usefulness, again (usually for something else).
  
  from Wiktionary, Creative Commons Attribution/Share-Alike License