沛公

Duke of Pei (i.e. 劉邦|刘邦[Liu2 Bang1])

copious / abundant

public / collectively owned / common / international (e.g. high seas, metric system, calendar) / make public / fair / just / Duke, highest of five orders of nobility 五等爵位[wu3 deng3 jue2 wei4] / honorable (gentlemen) / father-in-law / male (animal)

lit. Xiang Zhuang performs the sword dance, but his mind is set on Liu Bang 劉邦|刘邦[Liu2 Bang1] (idiom); refers to 206 BC plot to murder Liu Bang, aka Duke of Pei 沛公[Pei4 gong1] and the future Han emperor, during a sword dance at the Hongmen feast 鴻門宴|鸿门宴[Hong2 men2 yan4] / an elaborate deception to hide malicious intent

see 項莊舞劍，意在沛公|项庄舞剑，意在沛公[Xiang4 Zhuang1 wu3 jian4 , yi4 zai4 Pei4 gong1]