/ Thesaurus / B Synonyms of bull snake Find synonyms for: Noun1. bull snake, bull-snake, colubrid snake, colubridusage: any of several large harmless rodent-eating North American burrowing snakesWordNet 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