Chen Collection, Middle Volume Radical: Wood (mù) 梏 Kangxi Strokes: 11 Page 528, Entry 21 Pronounced gu (falling tone) Pronounced gu (falling tone) Pronounced gu (falling tone) Shuowen Jiezi (Explanation of Simple and Compound Characters): Hand restraints. Guangyun (Broad Rhymes of the Guangyun): Created by the tyrant Zhou. Book of Changes (Yijing), Hexagram Meng (Youthful Folly): Using wooden shackles to release from fetters. Commentary: Restraints on the hands are called gu. Boya (Broad Collection), Explanation of Chambers: A niu (a type of wooden shackle) is called a gu; a mechanism for binding is called a zhi. Rites of Zhou (Zhouli), Office of Autumn, Supervisor of Prisoners: For medium crimes, use zhi and gu; for lesser crimes, use gu. Also used for neck-shackles. Zuo Commentary (Zuozhuan), Sixth Year of Duke Xiang: Zi Dang used a bow to fetter Hua Ruo in the court. Also, Mencius: It causes one to be disordered and lost. Zhao Qi Commentary: Disorder. Also, Boya: Wooden shackle. According to Shuowen Jiezi: A horn-shaped shackle. Pronounced jue (entering tone) Pronounced jue (entering tone) Pronounced jue (entering tone) Erya (Approaching Elegance), Explanation of Words: Gu means straight. Book of Rites (Liji), Black Robes (Ziyi): Cites the Book of Odes (Shijing): With upright (gu) virtue and conduct. Meaning of Archery (Sheyi): The hide covering the target center is called a gu (target center). Commentary: The word gu (target center) is derived from gu (straight). Gu means straight, meaning that only when a person is upright can they achieve the center. Editorial Note: Regarding the citation of Erya, Explanation of Implements: Niu is called zhi, and a mechanism is called gu. This is corrected to match the original text of Boya, Explanation of Chambers. Zhi is corrected to gu, and gu is corrected to zhi. In the Zuo Commentary, Sixth Year of Duke Xiang: Zi Dang used a bow to fetter Hua Shi in the court. This is corrected to match the original text Hua Ruo.