自相魚肉

自相鱼肉
zìxiāngyúròu
  1. butchering one another as fish and flesh (idiom); killing one another
  2. internecine strife

CEDICT

手足或君臣等關係切近者互相殘殺。

重編國語辭典

Entry Composition

1 自相 zìxiāng
  1. mutual
  2. each other
  3. one another
  4. self-
2 魚肉 yúròu
  1. flesh of fish
  2. fish and meat
  3. (fig.) victims of oppression
  4. (fig.) to cruelly oppress (i.e. to treat like flesh to be carved up)