Icy/ˈaɪsi/ Definition 1 of 4Pro Tip 1/3Safety Warning Describes hazardous conditions due to cold, can warn of slippery surfaces. The icy sidewalk caused several people to slip. Pro Tip 2/3Seasonal Relevance Primarily used in winter or cold regions, contextual to the weather. During winter, the park's fountains are icy and inoperative. Pro Tip 3/3Describes Texture Can refer to the smooth, hard surface of frozen water or similar texture. The icy glaze on the cake looked like winter frost.