/ Thesaurus / B Synonyms of big spender Find synonyms for: Noun1. big spender, high roller, spendthrift, spend-all, spender, scattergoodusage: one who spends lavishly and ostentatiously on entertainment; "the last of the big spenders"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: sequester Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language