noun pl. skies

1. the upper atmosphere, esp. with reference to its appearance blue skies, a cloudy sky
2. the expanse of the heavens that forms an apparent arch over the earth; firmament
3. 1. heaven, or the celestial regions
   2. climate or weather the balmy southern sky

Etymology: ME < ON, a cloud, akin to OE sceo, a cloud, OHG scuwo, shadow < IE base *(s)keu-, a cloud, OHG scuwo, shadow < IE base *(s)keu-, to cover, hide > hide, L cutis, skin, Gr skytos, leather

transitive verb skied or skyed, skying sky′·ing

1. to hit, throw, shoot, etc. high in the air
2. to hang (a picture) so high on a wall that it is not easily viewed