The crossword solution for the term CUP OR ___? is CONE (4 letters). A CONE is a three-dimensional geometric shape that tapers smoothly from a flat base to a point. Cones are typically used in food service, such as ice cream cones, and can also be found in nature, such as pine cones. In addition, cones are used in mathematics to describe the shape of a variety of objects, including volcanoes and traffic cones.