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[in-trood] /ɪnˈtrud/
verb (used with object), intruded, intruding.
to thrust or bring in without invitation, permission, or welcome.
Geology. to thrust or force into.
to install (a cleric) in a church contrary to the wishes of its members.
verb (used without object), intruded, intruding.
to thrust oneself without permission or welcome:
to intrude upon their privacy.
1525-35; < Latin intrūdere to push in, equivalent to in- in-2 + trūdere to push
Related forms
intruder, noun
intrudingly, adverb
self-intruder, noun
unintruded, adjective
unintruding, adjective
unintrudingly, adverb
4. interfere, interlope. See trespass. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for intruders
  • Those skills include setting up fire walls, securing servers, and detecting intruders.
  • True, as well, brandishing a firearm makes some intruders run away.
  • And our planet's atmosphere is thick enough to vaporize the vast majority of these intruders.
  • Then for days he hovers over his glutinous brood, waiting for the first fingerlings to emerge, pouncing on any intruders.
  • The walls are topped with electric sensors to warn of intruders.
  • They retreat when rocks are thrown, but their presence comforts me anyway, because of the chance they might alert us to intruders.
  • And then she barks-harmlessly but she does it-to scare off intruders.
  • Not much, it turns out, except for demented intruders.
  • They mark the area with urine, roar menacingly to warn intruders, and chase off animals that encroach on their turf.
  • Sometimes a sudden shift in color can be used to startle potential predators or threaten intruders.
British Dictionary definitions for intruders


often foll by into, on, or upon. to put forward or interpose (oneself, one's views, something) abruptly or without invitation
(geology) to force or thrust (rock material, esp molten magma) or (of rock material) to be thrust between solid rocks
Derived Forms
intrudingly, adverb
Word Origin
C16: from Latin intrūdere to thrust in, from in-² + trūdere to thrust
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
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Word Origin and History for intruders



early 15c., back-formation from intrusion, or else from Latin intrudere "to thrust in" (see intrusion). Related: Intruded; intruding.

Online Etymology Dictionary, © 2010 Douglas Harper
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