Simple past tense and past participle of re-use.(verb)
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Use "re-used" in a sentence
"For a second there I thought they re-used the poster for the FIRST movie ..."
"So all we really have is a scary re-used photo and a lot of propaganda."
"Ausbrooks said geologists don't believe the production wells are the problem, but rather the injection wells that are used to dispose of "frack" water when it can no longer be re-used."