second-guess (someone/something)

1. to try to guess what will happen or what someone will do.

It's not for us to second-guess the court's decision - we'll just have to wait and see. (American & Australian)

2. to criticize someone's actions or an event after it has happened.

It's easy to second-guess the team's coach - but let's face it, he made big mistakes.

• get off your backside
• get off your chest
• get off your high horse
• get off your tail
• get on case
• get on high horse
• get on like a house on fire
• get on nerves
• get on soapbox
• get on someone's case
• get on someone's nerves
• get on someone's tits
• get on someone's wick
• get on the bandwagon
• get on the stick
• get on the wrong side of the law
• get on tits
• get on top of
• get on top of you
• get on wick
• get on your high horse
• get on your nerves
• get on your soapbox
• get out of a hole
• get out of bed on the wrong side