Definition of "backwash" [back•wash]

• A backward flow of water, as from the action of oars. (noun)
• See backrush. (noun)
• A backward flow of air, as from the propeller of an aircraft. (noun)
• A result of an event; an aftermath. (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.

• "I can hardly wait for the backwash from the protesters. .they should be hopping mad."
• "Yes | No | Report from baconboy206 wrote 12 weeks 4 days ago since all that backwash is carrying all kinds of trout goodys in it matching the hatch wont help, your fly will just blend in, especially with the poor visibility created by the scum."
• "The light it allowed into the living room, filtered through the mass of hydrangeas out front, was also faintly blue, or perhaps that was backwash from the cobalt walls of the room."