Dead as a doornail means extremely or completely dead
The idiom Dead as a doornail originated from the mid-16th century and its origin is a reference to the fact that doornails were made of iron and were very durable. Since they lasted so long, they were often used to refer to something that was very dead.
The old man was dead as a doornail.
The company was dead as a doornail after the scandal.
To start learning English, first sign up to Fluency > choose your language > and being speaking!

Fluency is focused on the most essential aspect of language learning, SPEAKING! Our AI tutor allows you to speak, engage and interact in a customizable manner in English.

Fluency has support for more than 20 languages. We know English is the most popular language to learn, but we support a whole world of language learning too!

Comprehension comes from listening and responding. We know an easy path to learning is watching videos in English, for our Fluency+ users we support video translation so you can double check if you understood that video right.

Fluency includes course work that will take you from beginner to advanced as an English speaker. We focus on reading, writing, speaking and most of all learning English!

Fluency's learning model is based off the interaction methodology proposed by linguist Michael Long.

Throughout your language learning journey we will test you and help identify weaknesses and strength in your language skills you so will know where to improve.
Learn to speak English with Fluency, the only language learning service designed to help you speak!