khazi

noun2

1. •
   (UK, slang) An outhouse or lavatory: a place used for urination and defecation.

   • You made a real thorough search? Everywhere? Outhouses, karzey, the lot? — 1968
2. •
   (UK, slang) A toilet: a fixture used for urination and defecation (also figurative).

   • Well, that plan's down the khazi.