Forbidden fruit is a phrase that originates from Genesis concerning Adam and Eve in . In the narrative, the fruit of good and evil was eaten by Adam and Eve in the Garden of Eden, which they had been commanded not to do by God. As a metaphor, the phrase typically refers to any indulgence or pleasure that is considered illegal or immoral.

Forbidden fruit is a metaphor that describes any object of desire (especially sexual desire) whose appeal results from the knowledge that it should not be obtained. The phrase is derived from the story of Adam and Eve.