Source : CEDICT

lit. Xiangzhuang performs the sword dance, but his mind is set on Liu Bang 劉邦|刘邦 (idiom); refers to 206 BC plot to murder future Han emperor Liu Bang 劉邦|刘邦 during a sword dance at Feast at Hongmen 鴻門宴|鸿门宴[Hong2 men2 Yan4]/an elaborate deception to hide malicious intent