<p><strong>Noun</strong></p><ul><li>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.</li><li>the head or leaves of this plant, eaten cooked or raw.</li><li>Slang: money, especially paper money.</li><li>Chiefly British Informal: a stupid, dull, or spiritless person.</li><li>a mentally impaired person who is unable to live independently; vegetable.</li></ul>