Available Definitions:
1) n. - A cloud.
2) n. - Hence, a shadow.
3) n. - The apparent arch, or vault, of heaven, which in a clear day is of a blue color; the heavens; the firmament; -- sometimes in the plural.
4) n. - The wheather; the climate.
5) v. t. - To hang (a picture on exhibition) near the top of a wall, where it can not be well seen.
6) v. t. - To throw towards the sky; as, to sky a ball at cricket.