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washout

American  
[wosh-aut, wawsh-] / ˈwɒʃˌaʊt, ˈwɔʃ- /

noun

  1. a washing out of earth, gravel, etc., by water, as from an embankment or a roadway by heavy rain or by a flash flood.

  2. the hole, break, or erosion produced by such a washing out.

  3. Aeronautics. Also wash-out a warp in an airfoil that gives a decrease in the angle of attack toward the tip.

  4. rainout.

  5. Informal. an utter failure.

  6. Informal. a person who has failed a course of training or study.

    air force washouts.


Etymology

Origin of washout

First recorded in 1870–75; noun use of verb phrase wash out

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

In July, rides were canceled because of washout risks.

From Los Angeles Times ● Sep. 25, 2026

The group said the problem was not forecast accuracy, but how it was displayed, with a brief overnight shower sometimes shown as an all-day washout.

From BBC ● Jul. 13, 2026

Following a washout period, they consumed a low-carotenoid tomato juice for another four weeks.

From Science Daily ● May 30, 2026

Stocks may stage a tepid recovery from Tuesday’s Greenland-inspired washout, but anxiety remains high as President Trump arrives in Davos.

From The Wall Street Journal ● Jan. 21, 2026

With my pockets bulging with ammunition, I climbed out of the washout and ran back to the sycamore tree.

From "Summer of the Monkeys" by Wilson Rawls

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