That's almost double what most of us actually consume. Potassium is found in a wide range of foods, especially fruits and vegetables such as leafy greens, tomatoes, cucumbers, zucchini, eggplant, pumpkins, potatoes, carrots and beans. It's also found in dairy foods, meat, poultry, fish and nuts.
Definition of rack. 1  1 : a framework for holding fodder for livestock. 2  2 : an instrument of torture on which a body is stretched. 3  3a (1) : a cause of anguish or pain (2) : acute sufferingb : the action of straining or wrenching.  4 : a framework, stand, or grating on or in which articles are placed.
Rating Newest Oldest. Best Answer: A rack is a slab that's been trimmed. A KC style rack has had the skirt trimmed off, and a St. Louis rack still has the skirt meat intact. But, they both have had the sternum and the cartilage trimmed off, as well as the large deposits of fat.