Pronunciation: (kab'ij),[key] —n. 1. any of several cultivated varieties of a plant, Brassica oleracea capitata, of the mustard family, having a short stem and leaves formed into a compact, edible head.
2. the head or leaves of this plant, eaten cooked or raw.
3. Slang.money, esp. paper money.
4. Chiefly Brit. Informal. a. a stupid, dull, or spiritless person.
b. a mentally impaired person who is unable to live independently; vegetable.