There are many peculiar English phrases whose origins and meaning can appear obscure. For instance, where does "dead as a doornail" come from? When might one say: "I'll go to the foot of our stairs?"

A recent BBC News article unearthing the stories behind some phrases drew a huge response from readers, who sent in examples of their own.

But how much do you know about the English language and its sayings?

Test your knowledge here: