a freshwater fish with a broad, heavily scaled head and a long cylindrical body, native to tropical Africa and Asia
鳢,乌鳢。
a member of a Chinese criminal network chiefly engaged in smuggling illegal immigrants to the West
蛇头(从事偷渡非法移民去西方的中国犯罪组织成员)。[ORIGIN: translation of Chinese <Italic>shetou</Italic>.]