Bollocks Up -

If you need a more polite or varied way to say it, consider these alternatives:

Historically, the term "bollocks" refers to testicles, which contributes to its status as a slang or "offensive" phrase in some dictionaries. bollocks up

: In the early days of printing, dropping a California Job type case (spilling all the movable type) was known as "bollocksing up the works," essentially rendering the project beyond repair. If you need a more polite or varied