the jig is up
The phrase "the jig is up" is an idiomatic expression that means someone's deceptive or dishonest actions or intentions have been revealed, or that their plan or scheme has been discovered and will no longer be successful. It implies the end of an individual's ability to deceive or avoid consequences.
An idiom is a phrase or expression that usually presents a figurative, non-literal meaning attached to the phrase. Does that sound fun? It can be!
Play Just Saying - the word game that makes learning idioms a good time on your mobile phone or tablet.