The Mudcat Café TM
Thread #22581   Message #3800204
Posted By: Harry Rivers
14-Jul-16 - 02:25 AM
Thread Name: Help: Meaning of 'Chicken on a Raft'
Subject: RE: Help: Meaning of 'Chicken on a Raft'
In Royal Navy slang, "The Jimmy" is the First Lieutenant, i.e the Captain's right hand man. He was widely known (unfairly?) for not giving much concern for the plight of the crew, hence he's "laughing like a drain".

Harry