piss something up the wall

Alternative forms

 * piss something up against the wall

Verb

 * 1)  To waste or squander (money, talent, opportunity, etc.).
 * He could have been a pro, but he pissed his talent up the wall.
 * 1)   To waste (one's money) on alcoholic drink.
 * He gets paid each Friday afternoon, and then it's straight down the pub to piss it up the wall.