So why is a door nail dead anyway?
Actually, it’s kind of a cool story.
One is said to be “dead as a door nail” because when doors were built of nailed together planks the carpenters pounded the nail through then bent it over on the other side. This is called “clench-nailing” and its one heck of a way to make a nail hold fast.
But why is it dead?
Read the rest of the story on Old House Web by clicking below.