An artificial channel, especially one for carrying off excess water.(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.
Use "sluiceway" in a sentence
"No sooner had the flow of liquor from Rum Row in the Northeast been stanched than it began to gush in unprecedented quantities through the sluiceway that was Detroit, where an overmatched prosecutor said, “The greatest obstacle to the attainment of Prohibition is the Constitution of the United States, the instrument that decreed its birth.”"
"I constructed near the seashore a little sluiceway, to draw off the water whenever I desired."
"The river had narrowed, and the tons of water squeezing into this natural funnel spout had essentially transformed a lazy stream into a raging sluiceway."