/ Thesaurus / G Synonyms of gravy train Find synonyms for: Noun1. easy money, gravy train, incomeusage: income obtained with a minimum of effortWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: chicory Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language