SKY

I. noun (plural skies) Etymology: Middle English, cloud, ~, from Old Norse ~̄ cloud; akin to Old English scēo cloud Date: 13th century the upper atmosphere or expanse of space that constitutes an apparent great vault or arch over the earth, heaven 2, 3. weather in the upper atmosphere, climate , II. verb (skied or ~ed; ~ing) Date: 1802 transitive verb to throw or toss up ; flip , to hang (as a painting) above the line of vision, to hit (a ball) high into the air, intransitive verb to jump high