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A vertical pipe for carrying rainwater down from a roof gutter.
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.


(Building) US and Canadian a pipe for carrying rainwater from a roof gutter to the ground or to a drain. Also called: drainpipe or downpipe (in Britain and certain other countries)
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014



a vertical pipe for conveying rainwater from a roof or gutter to the ground or to a drain; leader.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
Downspout flooding occurs because the soil can only accept so much water before it becomes saturated and the rate of absorption slows to almost zero.
My guess is that the overflow at the corner of the roof where the downspout is may be caused by the fact that the downspout froze up during the extended cold period.
Slope the gutters toward the downspout for drainage.
(, recently developed a novel solution for homeowners who suffer foundation flooding from gutters and downspouts. Called the Extend-A-Spout Drainage System (EAS), it consists of multiple parts that snap-fit together precisely, requiring strict process control during molding.
The goal of the downspout disconnection program is to achieve greater than 90 percent separation - a degree not possible through sewer separation alone.
You can put rainwater to work irrigating garden beds with a super-simple downspout irrigation system.
The downspout from the house is inserted into the top side of the water barrel.
Create a native plant wetland garden at the end of your downspout and you'll virtually eliminate the need for watering, fertilizing and pesticides.
No ifs, butts Link an extra water barrel to one you already have connected to a downspout to take the overflow - you will need every drop of water saved during dry spells.
Twice a year, clean your gutters and downspouts. To prevent damage, the downspout needs to be free of debris so it can release water three feet from your home's foundation.