Also found in: Idioms.
A headland of extreme southern Chile in the Tierra del Fuego archipelago. The southernmost point of South America, it was first rounded in 1616 by the Dutch navigator Willem Schouten (died 1625), who named it after his birthplace, Hoorn. It is notorious for its storms and heavy seas.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.