Definition of "cyclone cellar" [cyclone cellar]

• An underground shelter in or adjacent to a house, used for protection from severe windstorms. Also called storm cellar. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.