Breadcrumb Home > Thesaurus > R Synonyms of rehash Find synonyms for: Noun1. rehash, materialusage: old material that is slightly reworked and used again; "merely a dull rehash of his first novel"Verb1. rehash, recycle, reprocess, reuseusage: present or use over, with no or few changes2. retrograde, rehash, hash over, recapitulate, recapusage: go back over; "retrograde arguments"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of rehash (Dictionary) ✖ Related Content Daily Word Quiz: deracinate Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language