backwash

back·wash  (bkwsh, -wôsh)

n.

1.

a. A backward flow of water, as from the action of oars.

b. See backrush.

2. A backward flow of air, as from the propeller of an aircraft.

3. A result of an event; an aftermath.

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backwash

Noun

1. water washed backwards by the motion of oars or a ship

2. an unpleasant aftereffect of an event or situation

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An even layer of water that moves along the sea floor from the beach through the surf zone and caused by the pile-up of water on the beach from incoming breakers.

Thesaurus

Noun	1.	backwash - the flow of air that is driven backwards by an aircraft propeller slipstream, airstream, race, wash flow - any uninterrupted stream or discharge
	2.	backwash - the consequences of an event (especially a catastrophic event); "the aftermath of war"; "in the wake of the accident no one knew how many had been injured" aftermath, wake consequence, effect, result, upshot, outcome, event, issue - a phenomenon that follows and is caused by some previous phenomenon; "the magnetic effect was greater when the rod was lengthwise"; "his decision had depressing consequences for business"; "he acted very wise after the event"
	3.	backwash - the wave that spreads behind a boat as it moves forward; "the motorboat's wake capsized the canoe" wake moving ridge, wave - one of a series of ridges that moves across the surface of a liquid (especially across a large body of water)