The British Idiom – Dead as a doornail
Definition of Dead as a doornail
Doornails were nails that were hammered right through a door and had their points bent over inside the door. They could not be used again, ever. They were dead. We have the idiom, as dead as a doornail, to describe things that can never be revived.
Examples of Usage of Dead as a doornail
You’re wasting your time trying to fix that engine, Joe. It’s as dead as a doornail. Oh, it’s dead alright. Dead as a doornail!
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