/ Thesaurus / B Synonyms of big bucks Find synonyms for: Noun1. pile, bundle, big bucks, megabucks, big money, moneyusage: a large sum of money (especially as pay or profit); "she made a bundle selling real estate"; "they sank megabucks into their new house"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: reticent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language