death warrant (deathwarrants)

• 1.  

  N-COUNT（可数名词） A death warrant is an official document which orders that someone is to be executed as a punishment for a crime. 死刑执行令
• 2.  

  PHRASE（习语） If you say that someone is signing their own death warrant, you mean that they are behaving in a way which will cause their ruin or death. 签署死刑执行令

  例：

  By accusing the king of murder, he signed his own death warrant.

  因被指控谋杀国王，他签署了死刑执行令。