/ Thesaurus / L Synonyms of lgb Find synonyms for: Noun1. laser-guided bomb, LGB, smart bombusage: a smart bomb that seeks the laser light reflected off of the target and uses it to correct its descent; "laser-guided bombs cannot be used in cloudy weather"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language