Cake and Arse Party 

Military Slang for when something goes FUBAR

(Fucked Up Beyond All Recognition)

Mate, you gotta check out the Crap Hats...
They're making a real Cake and Arse Party out of their exercise!

Cake and Arse Party by Saccade January 21, 2009

Cake and arse party 

British military noun copied from the cockney term for a farce.
Used to describe an operation that has become a disorganised mess.
Synonym for clusterfuck, fuck-up

Things started well but soon turned into a total cake and arse party.

Cake and arse party by JackSplash February 13, 2015

Cake and arse party 

Slang term for an Officer's cocktail party. From the Royal Navy.

Not another butt licking cake and arse party (When a meeting is called by those in charge whose ego is in need of a massage)

Cake and arse party by jetfueldrinker April 13, 2005