Also found in: Thesaurus, Encyclopedia, Wikipedia.
1. A garden on the roof of a building, especially one found in an urban setting.
2. The roof or top floor of a building designed for use by the public that often contains outdoor seating or dining facilities.
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.
(Architecture) a garden on a flat roof of a building
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014