drive a nail in someone's coffin

== English == === Alternative forms === drive a nail into someone's coffin === Verb === drive a nail in someone's coffin (third-person singular simple present drives a nail in someone's coffin, present participle driving a nail in someone's coffin, simple past drove a nail in someone's coffin, past participle driven a nail in someone's coffin) To do something tending to hasten someone's death or ruin. ==== Related terms ==== another nail in one's coffin final nail in the coffin