Meaning of Spanish Main

Span'ish Main'

Pronunciation: [key]
  1. (formerly) the mainland of America adjacent to the Caribbean Sea, esp. the area between the mouth of the Orinoco River and the Isthmus of Panama.
  2. the Caribbean Sea: the route of the Spanish treasure galleons and a former haunt of pirates.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.