scowling (adj.) Copy link • scowling (adj.): trŭcŭlentus, trux: with s. eyes, oculis truculentis, Pl. As. 2, 3, 21: cf. Tac. H. 4, 22, med. (quo truculentior visu foret): a s. face and threatening eyes, facies trux oculique minaces, Lucan 7, 291: a s. countenance, vultus trux, Hor. Epod. 5, 4.