The act of filling a glass or cup with urine and throwing it onto innocent passers-by.
A common
pastime in the
dreary city of Glasgow, probably caused by the lack of sunlight and too much
Irn Bru.
"Sir did you just throw urine
in my face!?"
"Aye,
haud yer wheesht, wee
eejit!, Glasgow Caipirinha!"