/ Thesaurus / C Synonyms of couple on Find synonyms for: Verb1. couple, couple on, couple up, attachusage: link together; "can we couple these proposals?"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: devout Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language