New book on Naval slang

A collection of thousands of naval slang words and phrases known as "Jackspeak" has been published, highlighting just how many of them have crept in to the modern lexicon over the years.
Ever been caught between the devil and the deep blue sea? Or maybe you have been told to show a leg, been taken aback or have been made to run the gauntlet.

These men can laugh about working for the "Grey Funnel Line" (the navy)
If so, you have been using just a few of the thousands of slang words and phrases coined or adopted by the Royal Navy - the world's oldest organised fighting service - over the course of more than 400 years.

BBC website