Pronunciation: ( Seph.khä-mets'; Ashk. khô'mits),[key] —n.Hebrew. 1. a food forbidden for use by Jews during the festival of Passover, esp. a baked food, as bread or cake, made with leaven or a leavening agent.
2. a dish, kitchen utensil, or the like used in preparing or serving such food and similarly forbidden for use during Passover. Also,chametz.