Entry 1 sense Webster, 1913 Tragus · Tra·gus · IPA /ˈtɹeɪ.ɡəs/ 01 n. The prominence in front of the external opening of the ear. See Illust. under Ear. 1. The prominence in front of the external opening of the ear. See Illust. under Ear.(Anat.) See: Ear