/ skaɪ; NAmE / noun , verb
■ noun
[ C , U ] ( pl. skies ) the space above the earth that you can see when you look up, where clouds and the sun, moon and stars appear
HELP NOTE : You usually say the sky . When sky is used with an adjective, use a ... sky . You can also use the plural form skies , especially when you are thinking about the great extent of the sky
:
What's that in the sky?
The sky suddenly went dark and it started to rain.
the night sky
a cloudless sky
cloudless skies
a land of blue skies and sunshine
The skies above London were ablaze with a spectacular firework display.
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IDIOMS
- the sky's the limit
—more at great adjective , pie , praise verb
■ verb
( skies , sky·ing , skied , skied ) [ vn ] to hit a ball very high into the air :
She skied her tee shot.
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WORD ORIGIN
Middle English (also in the plural denoting clouds), from Old Norse ský cloud. The verb dates from the early 19th cent.