Entry 1 sense Webster, 1913 Dishabille /dĭs'əbēlʹ/ · Dis·ha·bille · IPA /dɪsəˈbiːl/ 01 n. An undress; a loose, negligent dress; deshabille. 1. An undress; a loose, negligent dress; deshabille. “They breakfast in dishabille.” — Smollett.