want to know the ins-and-outs of a cat's arse

want to know the ins-and-outs of a cat's arse

To be excessively or irritatingly curious, seeking to know the most particular details and nuances of a situation, task, etc. Primarily heard in UK. Johnny is driving me nuts on this project, wanting to know the ins-and-outs of a cat's arse. Why does he think I have the answers to everything?
See also: arse, know, of, want
Farlex Dictionary of Idioms.
See also:
  • know the ins and outs (of something)
  • the ins and outs
  • ins and outs
  • ins and outs, the
  • belt and braces
  • brace
  • (all) dressed up like a pox doctor's clerk
  • basher
  • Bible
  • Bible-basher