Noah Webster's New International Dictionary of the English Language

1. (n.) An outline or general delineation of anything; a first rough or incomplete draught or plan of any design; especially, in the fine arts, such a representation of an object or scene as serves the artist's purpose by recording its chief features; also, a preliminary study for an original work.

2. (n.) To draw the outline or chief features of.

4. (v. i.) To make sketches, as of landscapes.