an official document stating that somebody should receive the punishment of being killed for a crime that they have committed 死刑执行令 The president signed the death warrant. 总统签署了死刑执行令。 If you pay the ransom, you may be signing your son's death warrant. 如果你付赎金,可能就要了你儿子的命。 - (figurative)
By withdrawing the funding, the government signed the project's death warrant. 政府撤回资金,也就是对这项工程判了死刑。 The king refused to sign the death warrant for his old friend. 国王拒绝签署他老朋友的死刑执行令。