- 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.
- to thrust oneself without permission or welcome: to intrude upon their privacy.
Origin of intrude
SynonymsSee more synonyms for intrude on Thesaurus.com
Examples from the Web for intruder
“Ordinarily, you see punch-counterpunch-punch,” as the attacked party tries to fend off the intruder, the former official said.Obama Could Hit China to Punish North Korea
Shane Harris, Tim Mak
December 20, 2014
Pistorius maintains that he mistook Steenkamp for an intruder.Witness: Pistorius Suicidal After Shooting Reeva
May 5, 2014
One day the site caught an intruder attempting to copy their conversations.They Want to Know Everything About You
March 5, 2014
Pistorius claims he thought the person in the bathroom was an intruder and that his girlfriend was sleeping in their bed.‘Ray Donovan’ Vs. ‘Scandal’: Could TV Fixers Handle Real-Life Crises?
June 25, 2013
Nearby, Peggy (Elisabeth Moss) has accidentally stabbed her boyfriend, Abe (Charlie Hofheimer), thinking he was an intruder.‘Mad Men’: The Bizarre Megan Draper as Sharon Tate Conspiracy Theory
May 29, 2013
It was a pause in Janet's labors that gave the elder first warning of an intruder on his peace.Quaint Courtships
Without changing her position, she looked slowly around at the intruder.One Day's Courtship
His method was to drive straight at the intruder, and to sink his teeth in if he could.
Before he knew what he was doing, he had slashed the intruder twice and sprung clear.
I felt awkward, painfully the intruder into two other people's lives.The Harbor
- a person who enters a building, grounds, etc, without permission
- (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
Word Origin and History for intruder
1530s, agent noun from intrude. Originally legal.
early 15c., back-formation from intrusion, or else from Latin intrudere "to thrust in" (see intrusion). Related: Intruded; intruding.