shield bug From WikiWord, the free dictionary English Contents DefinitionsRelated wordsReferences DefinitionsnounAny of various shield-shaped true bugs of the superfamily Pentatomoidea. Related wordsSynonymsshield beetlestink bugshieldbugshield-backed bugseed bugshieldbackseedbugnegro bugjewel bugtrue bugstinkbuglovebugbess bugjune bugsun beetlestilt bugthyreocorid References Wiktionary — shield bug Wikipedia — shield bug