kimono UK /kɪˈməʊnəʊ/US /kəˈmoʊnoʊ/noun 3forms 1phrases 1 noun3 •A traditional Japanese T-shaped, wrapped-front garment with square sleeves and a rectangular body, now generally worn only on formal occasions. •A long robe-like garment in Western fashion, which may be open at the front, loosely inspired by the Japanese garment. •A bathrobe or dressing gown. formskimonos Phrases with kimono open the kimonoTo reveal confidential information, especially details of one's business operations.