411 REFERENCE · Wiktionary
Jimmy the One
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Proper noun
Jimmy the One
en UK military slang A first lieutenant in the navy.
en 1943 Sir Reginald Bacon Britain's Glorious Navy 28 By custom of the Navy the first lieutenant, or "Jimmy the One" as he is called, is in charge of cables and cablework on the forecastle.
en 2017 Martin Mace The Royal Navy at Dunkirk He looks up and greets me in the bluff good-natured way that makes him popular with everyone from Jimmy the One down to our newest ordinary seaman.