·add. ·noun A very tall building.
II. Skyscraper ·add. ·noun A skysail of a triangular form.
III. Skyscraper ·add. ·noun Hence, anything usually large, high, or excessive.
IV. Skyscraper ·add. ·noun A name for the one of the fancy sails alleged to have been sometimes set above the skysail.