gownless,a.|ˈgaʊnlɪs| [See -less.] Not provided with or not wearing a gown. 1895Hardy Jude ii. vii. 144 Two devil-may-care young men who proved to be gownless undergraduates.1901‘L. Malet’ Sir R. Calmady iv. i, The picture of those reportedly gownless backs had depressed him abominably.