朱笔 Traditional form: 朱筆 Pinyin (reading): zhūbǐ Definitions: brush dipped in red ink (used in former times for writing official documents, grading papers etc) Characters: 朱 - cinnabar, vermilion; surname 笔 - pen, pencil, writing brush; to compose, to write; Hanzi stroke Traditional characters: 朱 - cinnabar, vermilion; surname 筆 - pen, pencil, writing brush; to compose, to write; Hanzi stroke