FWIW The SS Rangatira was known as "The Smelly"

The Canadian Armed Forces has an official manual of approved abbreviations.

The first entry in the manual is the abbreviation for abbreviation, ABVN….

The 2014 edition of (UK) MoD Acronyms and Abbreviations ran to 402 pages, but no abbreviation for Abbreviation. Many have multiple meanings for instance, ADC had fifteen meanings.

Acronym Long Title
ADC Acoustic Device Countermeasure
ADC Action Data & Control
ADC Additional Duties Commitment (type of reserve service)
ADC Aide‐De‐Camp
ADC Air Data Computer
ADC Air Defence Command
ADC Air Defence Commander
ADC Analogue to Digital Converter
ADC Analogue‐to‐Digital Conversion/Converter
ADC Annual Delegate Conference
ADC Armament Directors Conference
ADC Army Doctrine Committee
ADC Assessment and Development Centre
ADC Assistant Director Contracts
ADC Asynchronous Digital Combiner

There's one I can recall from long ago, AG & QUAG. Answers on a post on this thread please!

FB:)

In the early 80’s Maj Joe Hohn (?), the Canadian Exchange Officer, declared himself Commander Canadian Forces Kinloss (COMCANFORSKIN).