(literary) A writing brush with a red-lacquered stem, used in ancient times by female court historians to record the deeds of empresses and concubines; it also refers to women's writing or calligraphy.

(literary) A brush used for painting

(literary) An official post at court, referring to the large red-stemmed brushes given as monthly gifts to imperial secretaries during the Han dynasty

(literary) A type of red, tube-shaped newborn grass