Question

let the cat out of the bag When she told her cousin about the weekend plans, she let the cat out of the bag.

Accepted Answer

If you let the cat out of the bag, you reveal a secret, generally not intentionally.

Phrase/Idiom	let the cat out of the bag
Definition	If you let the cat out of the bag, you reveal a secret, generally not intentionally.
Example	When she told her cousin about the weekend plans, she let the cat out of the bag.

Cat Bag Reveal Secret Generally Intentionally Told Cousin