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Synonyms

defile

1 American  
[dih-fahyl] / dɪˈfaɪl /

verb (used with object)

defiled, defiling
  1. to make foul, dirty, or unclean; pollute; taint; debase.

  2. to make impure for ceremonial use; desecrate.

  3. to sully, as a person's reputation.

  4. Archaic. to violate the chastity of.


defile 2 American  
[dih-fahyl, dee-fahyl] / dɪˈfaɪl, ˈdi faɪl /

noun

  • defiles
    plural
  1. any narrow passage, especially between mountains.


verb (used without object)

defiled, defiling
  1. to march in a line or by files.

defile 1 British  
/ dɪˈfaɪl /

verb

  1. to make foul or dirty; pollute

  2. to tarnish or sully the brightness of; taint; corrupt

  3. to damage or sully (someone's good name, reputation, etc)

  4. to make unfit for ceremonial use; desecrate

  5. to violate the chastity of

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

defile 2 British  
/ ˈdiːfaɪl, dɪˈfaɪl /

noun

  1. a narrow pass or gorge, esp one between two mountains

  2. a single file of soldiers, etc

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

verb

  1. military to march or cause to march in single file

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Derived Forms

Inflected Forms

Nouns

Etymology

Origin of defile1

First recorded in 1275–1325; Middle English defilen, defelen, alteration of defoilen (by association with filen “to defile” ( see file 3), from Anglo-French, Old French defouler “to trample on, violate”; compare Old English befȳlan “to befoul”

Origin of defile2

1675–85; < French défilé, noun use of past participle of défiler to file off; see defilade

Explanation

When you defile something, you make it dirty or make it lose its purity. Think of a snowy field in which someone has tossed their old cans and wrappers. The litter defiles the winter wonderland. For something to be defiled, it first must be pure. You can't defile a garbage dump or a messy room. Defile is often used in a religious context. If you were to burn a copy of the Bible or spray-paint the walls of a church, it could be said that you defiled the holy book or place.

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Vocabulary lists containing defile

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:

Happy anniversary from a California native who fell in love with the coast at first sight, and shame on those who would defile it.

From Los Angeles Times Aug. 28, 2026

A soldier who requested anonymity explained to AFP that since then the body had been guarded around the clock "so that rival groups do not defile him."

From Barron's Mar. 3, 2026

Some Parisians backed the move, but others - including heritage campaigners - said it was a bad idea and would "defile" the French capital's iconic monument.

From BBC Sep. 2, 2024

“But we continue with the tradition of protecting the forest because our ancestors have told us not to defile the forest.”

From Seattle Times Jan. 17, 2024

Yet they knew that all the hills and rocks about the Morannon were filled with hidden foes, and the shadowy defile beyond was bored and tunnelled by teeming broods of evil things.

From "The Return of the King" by J.R.R. Tolkien

"It is time to realize that fundamentalism defiles and corrupts every creed," he said.

From Reuters Sep. 14, 2022

In the name of personalization, she says, “it defiles, ignores, overrides and displaces everything about you and me that is personal.”

From Seattle Times Dec. 11, 2019

If Wood defiles this terrain, he does so by not describing it as vibrantly as you might hope.

From Los Angeles Times Feb. 18, 2016

There is a fine line between reflecting the concerns of voters and performing a crude and offensive imitation that mocks and defiles their deepest beliefs.

From Washington Post Dec. 14, 2015

As the day wore on, Melyngar led them swiftly through rocky defiles to high ridges.

From "The Book of Three" by Lloyd Alexander

The writer Octavio Paz, the Mexican Nobel laureate, denounced Malinche as a kind of malevolent Eve whose submission to Cortés forever defiled Mexico’s mixed identity.

From Los Angeles Times Jan. 25, 2026

In his resignation letter, he said the CCC had been "defiled", accusing the ruling Zanu-PF party of being behind the move - allegations it denied.

From BBC Jan. 25, 2024

The Seleucids captured the holy Temple of Jerusalem and defiled it by erecting an altar to the Greek god Zeus inside.

From National Geographic Dec. 7, 2023

Here was a natural wonder on par with the Grand Canyon, defiled by capitalism.

From Salon Mar. 22, 2020

Therefore he was defiled and a defiler of others.

From "Mythology: Timeless Tales of Gods and Heroes" by Edith Hamilton

Let’s start with the users defiling the site with parodies of Musk and prominent corporations.

From Los Angeles Times Nov. 16, 2022

The song's title is a reference to the Section 295 of the Indian Penal Code which deals with "Injuring or defiling place of worship with intent to insult the religion of any class".

From BBC May 30, 2022

"This is a defiling a classic," said another.

From Reuters Feb. 13, 2022

Others see the mining as defiling the land on the reserve by polluting the waters, stripping bare the land, as well as upending centuries-old cultural traditions.

From Seattle Times Jan. 17, 2022

He hid his terror in his heart, however, and addressed the stranger: “What country is your fatherland? No hateful and defiling lies, I beg you. Tell me the truth.”

From "Mythology: Timeless Tales of Gods and Heroes" by Edith Hamilton

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