A prickly bush or shrub that typically bears red, pink, yellow, or white fragrant flowers, native to north temperate regions. Numerous hybrids and cultivars have been developed and are widely grown as ornamentals. A thing representing or resembling the flower, in particular. A perforated cap attached to a shower, the spout of a watering can, or the end of a hose to produce a spray. A warm pink or light crimson color. Make rosy.