English

Noun

wazz ‎(plural wazzes)

1. (Britain, slang) An act of urination, a piss or a leak; urine.
   • 2011, Caitlin Moran, How to Be a Woman:

     Here was a man who took so much cocaine that he took to keeping his urine in bottles, in the fridge, because he was scared that wizards ‘might steal it’. And yet despite storing his rotting wazz next to his ham, it doesn't stop him being cool.

References

• OED 2004