乌当 Traditional form: 烏當 Pinyin (reading): Wūdāng Definitions: Wudang District of Guiyang City 貴陽市/贵阳市 ( Guìyáng Shì), Guizhou Characters: 乌 - crow, rook, raven; black, dark 当 - appropriate, timely; to act, to serve; the sound of bells Traditional characters: 烏 - crow, rook, raven; black, dark 當 - appropriate, timely; to act, to serve; the sound of bells