/ Thesaurus / O Synonyms of operating budget Find synonyms for: Noun1. operating budget, budgetusage: a budget for current expenses as distinct from financial transactions or permanent improvementsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: grimace Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language