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1. a roof that has a single slope with its upper edge adjoining a wall or building
2. a shed or outbuilding with such a roof
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
A shed or building having a single pitched roof, with its highest end against an adjoining wall or building.
Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved
A single-pitched roof whose summit is supported by the wall of a higher structure.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
A small extension to a building with a roof (having but one slope) whose supports lean against the building.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.