defile UK /dɪˈfaɪl/US /dəˈfaɪl/verb 11noun 4forms 6 verb11 •To make (someone or something) physically dirty or unclean; to befoul, to soil.[…] It is an euil birde that defiles his owne nest, […] — 1549 •To act inappropriately towards or vandalize (something sacred or special); to desecrate, to profane.To urinate on someone’s grave is an example of a way to defile it. •To make (someone or something) morally impure or unclean; to corrupt, to tarnish.[T]here is no thynge with outt a man that can diffyle hym when hitt entreth in to hym⸝ but thoo thyngꝭ [things] which procede out of a mã [man] are those which defyle a mã. — 1526 •To cause (something or someone) to become ritually unclean.That which dieth of it selfe, or is torne with beasts, hee shall not eate to defile himselfe therewith: I am the Lord. — 1611 •(rare) Synonym of defilade (“to fortify (something) as a protection from enfilading fire”). •To deprive (someone) of their sexual chastity or purity, often not consensually; to deflower, to rape.The serial rapist kidnapped and defiled a six-year-old girl. •(no longer used) To dishonour (someone).Come recreant, come thou childe, / Ile vvhippe thee vvith a rodde. He is defil'd, / That dravves a svvord on thee. — 1595 •(no longer used) To become dirty or unclean. •(no longer used) To march in a single file or line; to file.Without delay, he briskly attacked them, as they were defiling from a lane and forming themselves. — 1754 •(no longer used) To march across (a place) in files or lines. •(no longer used) To cause uncleanliness; specifically, to pass feces; to defecate. noun4 •A narrow passage or way (originally (military), one which soldiers could only march through in a single file or line), especially a narrow gorge or pass between mountains.Constantine had taken post in a defile about half a mile in breadth, between a steep hill and a deep morass, and in that situation he steadily expected and repulsed the first attack of the enemy. — 1776 •A single file of soldiers; (by extension) any single file. •An act of marching in files or lines. •(rare) An act of defilading a fortress or other place, or of raising the exterior works in order to protect the interior. formsdefiled · defiledst · defiling · defiles · defileth · defilest