/ Thesaurus / B Synonyms of brake light Find synonyms for: Noun1. stoplight, brake light, visual signalusage: a red light on the rear of a motor vehicle that signals when the brakes are applied to slow or stopWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language