hurricane

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A severe tropical cyclone having winds greater than 64 knots (74 miles per hour; 119 kilometers per hour), originating in the equatorial regions of the Atlantic Ocean or Caribbean Sea or eastern regions of the Pacific Ocean, traveling north, northwest, or northeast from its point of origin, and usually involving heavy rains.
• noun A wind with a speed greater than 64 knots (74 miles per hour; 119 kilometers per hour per hour), according to the Beaufort scale.
• noun Something resembling a hurricane in force or speed.

from The Century Dictionary.

• noun A storm of the intensest severity; a cyclone.
• noun Any violent tempest, or anything suggestive of one.
• noun In the eighteenth century, a social party; a rout; a drum.
• noun Synonyms Tempest, etc. See wind.

from the GNU version of the Collaborative International Dictionary of English.

• noun A violent storm, characterized by extreme fury and sudden changes of the wind, and generally accompanied by rain, thunder, and lightning; -- especially prevalent in the East and West Indies. Also used figuratively.
• noun (Zoöl.) the frigate bird.
• noun (Naut.) See under Deck.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A severe tropical cyclone in the North Atlantic Ocean, Caribbean Sea, Gulf of Mexico, or in the eastern North Pacific off the west coast of Mexico, with winds of 75 miles per hour (120.7 kph) or greater accompanied by rain, lightning, and thunder that sometimes moves into temperate latitudes.
• noun meteorology a wind scale for quite strong wind, stronger than a storm
• noun sports, aerial freestyle skiing "full—triple-full—full" – an acrobatic maneuver consisting of three flips and five twists, with one twist on the first flip, three twists on the second flip, one twist on the third flip

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a severe tropical cyclone usually with heavy rains and winds moving a 73-136 knots (12 on the Beaufort scale)