■ noun ( plural skies ) (often the ~ ) the region of the atmosphere and outer space seen from the earth.
↘ literary heaven, or heavenly power.
■ verb ( skies , ~ing , skied ) informal hit (a ball) high into the air.
Phrases
the ~ is the limit there is practically no limit.
to the skies very highly; enthusiastically.
under the open ~ out of doors.
Derivatives
~ey adjective
~less adjective
~ward adjective & adverb
~wards adverb
Origin
ME, from ON ský 'cloud'.