/ Thesaurus / R Synonyms of rub out Find synonyms for: Verb1. erase, rub out, score out, efface, wipe off, delete, cancelusage: remove by or as if by rubbing or erasing; "Please erase the formula on the blackboard--it is wrong!"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: beseech Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language