Rose1  —n. 1 prickly bush or shrub bearing usu. Fragrant red, pink, yellow, or white flowers. 2 this flower. 3 flowering plant resembling this (christmas rose). 4 a pinkish-red colour. B (usu. In pl.) Rosy complexion (roses in her cheeks). 5 sprinkling-nozzle of a watering-can etc. 6 circular electric light mounting on a ceiling. 7 a representation of a rose in heraldry etc. B rose-shaped design. 8 (in pl.) Used to express luck, ease, success, etc. (roses all the way; everything's roses). —adj. = *rose-coloured 1. [latin rosa]