Quattro is an Italian word that means "four." It is commonly used in various contexts, such as counting, describing shapes, or naming products. For example, in the automotive world, Audi has a well-known all-wheel-drive system called quattro, which enhances vehicle stability and traction. In addition to its automotive use, "quattro" can refer to the number four in games, sports, and even music. For instance, in card games, having four of a kind is a strong hand. Similarly, in music, a quartet consists of four musicians playing together.