terebrant /ˈtɛɹəbɹənt/adjective 2noun 1forms 1 adjective2 •Of an insect: that bores holes; specifically, of the suborder Terebrantia of thrips which bore using their ovipositors. •Of pain: resembling the sensation of being bored into or pierced. noun1 •An insect that bores (“makes holes”); a borer; specifically, one belonging to the Terebrantia suborder of thrips which bore using their ovipositors. formsterebrants