a. 1. Made of, or faced with, marble. [ Obs. ] “The marbled mansion.” Shak. [ 1913 Webster ]
2. Made to resemble marble; veined or spotted like marble. “Marbled paper.” Boyle. [ 1913 Webster ]
3. (Zool.) Varied with irregular markings, or witch a confused blending of irregular spots and streaks. [ 1913 Webster ]
4. Having small flecks of fat interspered with the muscle; -- of cuts of meat, especially beef; as, a well-marbled steak. Such marbling improves the flavor of beef for most people. [ PJC ]