tv. to waste all of something, such as time or money. (Usually objectionable.)
He pissed away the best possible chances.
piss (something) away
To waste something, especially in a very careless or foolish manner. I can't believe you pissed away our life savings at the racecourse.I had a lot of strings to get you a meeting with the CEO, so don't piss this opportunity away!
piss something away
tv. to waste all of something, such as time or money. (Usually objectionable.) He pissed away the best possible chances.