Idiom: Monkey business (meaning, examples, pronunciation)

"Monkey business" means "silly or dishonest behavior."

Example #1: Our teacher warned us not to try any monkey business while she was out of the room.

Example #2: There's money missing from the office and it’s not the first time it's happened. I think there’s some monkey business going on.

Example #3: We know there was a lot of monkey business with counting ballots in the previous election.

Example #4: That's enough monkey business. Let's get down to more serious matters. This is a meeting, not a party.