Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.

de·file 1

tr.v. de·filed, de·fil·ing, de·files
1. To make filthy or dirty; pollute: defile a river with sewage.
2. To debase the pureness or excellence of; corrupt: a country landscape that was defiled by urban sprawl.
3. To profane or sully (a reputation, for example).
4. To make unclean or unfit for ceremonial use; desecrate: defile a temple.
5. To have sexual intercourse with (a woman who is a virgin).

[Middle English defilen, alteration (influenced by filen, to befoul, from Old English fȳlan; see pū̆- in Indo-European roots) of defoulen, to trample on, abuse, pollute, from Old French defouler, to trample, full cloth : de-, de- + fouler, to trample, beat down; see full2.]

de·file′ment n.
de·fil′er n.

de·file 2

intr.v. de·filed, de·fil·ing, de·files
To move in single file or in files or columns: The soldiers defiled from the fort, arms raised in surrender.
1. A narrow gorge or pass that restricts lateral movement, as of troops.
2. A march in a line.

[French défiler : dé-, away, off (from Old French de-; see de-) + file, line, file (from Old French filer, to spin thread, march in line; see file1). N., from French défilé, from past participle of défiler.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.defiler - a person or organization that causes pollution of the environmentdefiler - a person or organization that causes pollution of the environment
bad person - a person who does harm to others
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Mentioned in ?
References in classic literature ?
"We shall stop here tonight and tomorrow in the face of the Flaming God, La will offer up the heart of this defiler of the temple.
No longer should the defiler of the temple pollute the sight of the lord god almighty.
I believe that One who walks invisible in every house defended the honour of mine, and laid the defiler dead before the door of it.
"Why did you dye that wonderful chestnut hair?" I asked her presently--and was sorry next minute for the pain that shot across her face, but I just wanted to hint at what I designed not to reveal fully till later on, and thus to hint too that it was not as one of the number of her defilers that I had sought her.
Les etudiants se sont rassembles sur la Place des martyrs, dans le centre d'Alger, avant de defiler jusqu'a la Grande poste, epicentre de la contestation depuis le 22 fevrier, qui a abouti a la demission de l'ex-president Abdelaziz Bouteflika le 2 avril.
Mr Mundi described the suspect as a habitual defiler and asked the Ministry of Education to taken stern action against such teachers.
Tout au long des semaines qui ont vu des millions de citoyens defiler dans les rues des villes algeriennes, a aucun moment l'institution militaire n'a ete invitee par la population a se departir de ses missions constitutionnelles.
Bent on their destruction, however, is the bloodthirsty Azog the Defiler (Manu Bennett), who is marshalling his monster forcesorcs, trolls, giant bats, etc.and commands a multitude of minions that may just crush both formidable armies in one calculated attack.
Creatures And Non-Player Characters, or "NPCs" - Affected creatures include those in the Shivering Trench area in Frostfire Ridge, Felwrought Annihilator, Mandragora, Mor the Dominator, Xanatos the Defiler, Thaelin Darkanvil and Grimfrost Lavaslingers.
La seance d'ouverture de ces assises a vu defiler les invites du congres a la tribune.