The term 'Big Name in Wineries' can be summarized by the crossword solution Gallo, which is a five-letter word. Gallo is a large family-owned winery based in California, founded in 1933 by Ernest and Julio Gallo. It is one of the largest wineries in the world, producing over 90 million cases of wine annually. The company has become a major player in the wine industry, with its products being sold in over 90 countries around the world.