灭顶之灾
      Explanation: Drowned: Water covered head. Means to be drowned. Analogy devastating disaster.
      Usage: Partial official; as subject, object, attribute; metaphor devastating, fatal disaster
      Source: "Book of greater than": "She had drowned, fierce, Without Harm."
      Examples: Mobilization of the country's people and causing subsidence of the sea the enemy in the ~. (Mao Zedong, "On Protracted War")
      Riddle: Fire
  • Thesaurus:  monstrous catastrophe