Definition from Wiktionary, the free dictionary
Alternative forms 
- Rhymes: -uːz
reuse (plural reuses)
- The act of salvaging or in some manner returning a discarded item into something usable.
- (computing) 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.
returning a discarded item into something usable
code re-use in computing
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- To use something that is considered past its usefulness, again (usually for something else).
- The students reused empty plastic bottles in their science experiment.
Derived terms 
to use again
reuse (infinitive reusar)