/ Thesaurus / P Synonyms of paid up Find synonyms for: Verb1. pay up, ante up, pay, payusage: cancel or discharge a debt; "pay up, please!"Adjective1. paid-up, paid (vs. unpaid)usage: paid in advance; "paid-up insurance"; "paid-up members"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: respite Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language