城口 Traditional form: 城口 Pinyin (reading): Chéngkǒu Definitions: see 城口縣/城口县 ( Chéngkǒu Xiàn) Characters: 城 - castle, city, town; municipality 口 - mouth; entrance, gate, opening Traditional characters: 城 - castle, city, town; municipality 口 - mouth; entrance, gate, opening