the channel and adjacent shore areas under water during a flood, especially as determined for a flood of a given height.
- floodlight projector,
- floor broker,
- floor exercise,
- floor furnace
Origin of floodway
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
A channel for an overflow of water caused by flooding.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.