[A wind] that blew so hideously and high,
That it ne lefte not a sky
In all the welkin long and broad. Chaucer.

She passeth as it were a sky. Gower.

The Norweyan banners flout the sky. Shak.

Thou wert better in thy grave than to answer with thy uncovered body this extremity of the skies. Shak.

* Sky is often used adjectively or in the formation of self-explaining compounds; as, sky color, skylight, sky-aspiring, sky-born, sky-pointing, sky- roofed, etc.

Sky blue, an azure color. -- Sky scraper (Naut.), a skysail of a triangular form. Totten. -- Under open sky, out of doors. "Under open sky adored." Milton.

Brother Academicians who skied his pictures. The Century.