Used (usually in jest) when something is bound to go completely and utterly wrong.
Guy: I'm going to buy some bondage gear for my brother's girlfriend and say it's from him.
Guy's friend: Yeah, what could go wrong, right?
Guy: Exactly!
by SethFalco March 16, 2017
The thing you say when you're about to do something really stupid that will, without question, go wrong.
"I'll just swim through this pit of crocodiles like a baws. What could possibly go wrong?"
by Derpalina January 16, 2013
WCPGW- A statement of unbridled optimism and also an immediate trigger for Murphies Law. Generally uttered at meetings followed within seconds by a cascade of unexpected and horrid consequences.
What are you doing today?
Cleaning windows on the World Trade Centre, "What could possibly go wrong"
by Captkap March 13, 2011