Skyscraper
Skyscraper , noun
(a)
(Nautical) A skysail of a triangular form.
(Nautical) A name for the one of the fancy sails alleged to have been sometimes set above the skysail.
(b)
(Nautical) A very tall building, especially one over 20 stories high.
(c)
(Nautical) Hence, anything usually large, high, or excessive. [Rare; Obsolete; Slang or Colloquial]