Pronunciation: ( jep'ur-dē),[key] —n., —pl.-dies. 1. hazard or risk of or exposure to loss, harm, death, or injury: For a moment his life was in jeopardy. 2. peril or danger: The spy was in constant jeopardy of being discovered. 3. Law.the danger or hazard of being found guilty, and of consequent punishment, undergone by criminal defendants on trial.