Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
- a gate in a stream or canal, to control the height and flow of the water; sluice
- anything like this in controlling a flow or an outburst
Used by arrangement with John Wiley & Sons, Inc.
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
- A gate used to control the flow of a body of water. Also called water gate.
- Something that restrains a flood or outpouring: The ruling opened the floodgates to refugees seeking asylum.