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booby trap
booby trapnouna hidden bomb or mine so placed that it will be set off by an unsuspecting person through such means as moving an apparently harmless object.
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booby-trap
booby-trapverb (used with object)to set with or as if with a booby trap; attach a booby trap to or in.
booby trap
1 Americannoun
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a hidden bomb or mine so placed that it will be set off by an unsuspecting person through such means as moving an apparently harmless object.
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any hidden trap set for an unsuspecting person.
verb (used with object)
noun
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a hidden explosive device primed in such a way as to be set off by an unsuspecting victim
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a trap for an unsuspecting person, esp one intended as a practical joke, such as an object balanced above a door to fall on the person who opens it
verb
Other Word Forms
Inflected Forms
Participles
Conjugated Forms
Present
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booby-trapsimple
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booby-trapssimple
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have booby-trappedperfect
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has booby-trappedperfect
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am booby-trappingprogressive
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are booby-trappingprogressive
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is booby-trappingprogressive
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have been booby-trappingperfect progressive
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has been booby-trappingperfect progressive
Past
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booby-trappedsimple
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had booby-trappedperfect
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was booby-trappingprogressive
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were booby-trappingprogressive
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had been booby-trappingperfect progressive
Future
Etymology
Origin of booby trap1
First recorded in 1840–50
Origin of booby-trap2
First recorded in 1940–45
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:
The scene from 1981's Raiders of the Lost Ark shows Indiana Jones - played by Harrison Ford - outrunning a giant boulder triggered by a booby trap, before leaping to safety.
From BBC ● Dec. 31, 2025
The soldiers passed a Russian military identification document, fluttering in the wind on the lawn of a house, but did not touch it to check the name, fearing a booby trap.
From Seattle Times ● Mar. 29, 2022
And he must navigate a legislative jungle that his opponents are trying to booby trap with amendments that could wreck his path to Brexit.
From Reuters ● Oct. 18, 2019
Sweep her car for booby trap and swaddle her in bubble wrap, She's staying alive, stayin' alive.
From Washington Post ● Jan. 10, 2019
Possibly the cup of tea was Dudley’s idea of a clever booby trap.
From "Harry Potter and the Deathly Hallows" by J.K. Rowling
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Mr. Pompeo’s other measures have a similar booby-trap quality.
From Washington Post ● Jan. 12, 2021
Levi had triggered a booby-trap planted in the wall.
From Los Angeles Times ● Sep. 24, 2016
After police sealed off the area and ensured there was no booby-trap, the vehicle was towed away for forensic examination.
From BBC ● Nov. 17, 2015
The U.S. calls this the “the booby-trap bond” – a $3 billion issue due to Russian bond holders Dec. 2015.
From Forbes ● Dec. 12, 2014
Even if he has only a match and a can of Coca-Cola and a stick of mint gum, he can use them to booby-trap the bad guys and escape.
From "The Queen of Water" by Laura Resau
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Brigadier General Iddo Mizrahi, chief of Israel's military engineers, said troops were in a first stage of opening access routes in Gaza but were encountering mines and booby-traps.
From Reuters ● Nov. 2, 2023
Frank falls into one of Bill's booby-traps after years of Bill living a safe — and totally solitary — life.
From Salon ● Jan. 30, 2023
Knowing how to spot booby-traps that could shatter their lives again is a necessary skill, she said.
From Seattle Times ● Apr. 29, 2022
“Carol of the Bells” is memorably used in Home Alone as Macaulay Culkin booby-traps his home.
From Slate ● Dec. 19, 2019
The Tibetans intended to dispute the passage of the Brahmaputra, and there were other strong positions where the path skirted the Kyi-chu for miles beneath overhanging rocks, which were carefully prepared for booby-traps.
From The Unveiling of Lhasa by Candler, Edmund
The best weapon in the “Jackass’” arsenal isn’t the taser, the beehive or the booby-trapped latrine.
From Los Angeles Times ● Jun. 26, 2026
But these nefarious prompts can also be hiding out on the internet as AI agents built into browsers encounter online data of dubious quality or origin, and potentially booby-trapped with hidden commands from hackers.
From Barron's ● Nov. 11, 2025
Standing ovations on Broadway are so common you might imagine the seats have been booby-trapped to eject patrons as the curtain calls begin.
From The Wall Street Journal ● Oct. 17, 2025
Calling Milley "unflinching in the face of danger," Biden said he "once ran across a bridge booby-trapped with mines to stop two battle tanks evacuating wounded troops from driving across it."
From Reuters ● Sep. 29, 2023
Or how my tongue would tie in the initial attempts, stiffen so, struggle like an animal booby-trapped and dying inside my head.
From "Native Speaker" by Chang-rae Lee
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I say “may” because “No Bears,” ingeniously constructed so as to continually reveal new layers of suspense and surprise, delights in withholding information and booby-trapping our assumptions.
From Los Angeles Times ● Jan. 11, 2023
Like Macaulay Culkin in Home Alone, he spends the rest of the night booby-trapping his fortress.
From The Guardian ● Aug. 5, 2011
Contemplating all this, the cynical wondered if Earl wasn't booby-trapping himself.
From Time Magazine Archive
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Often, by the time the nearest army unit hears about an attack, the Viet Cong have already fled, and they make pursuit more difficult by booby-trapping the jungle trails behind them.
From Time Magazine Archive
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Isaura’s true love tries to defend her, but without knowledge of booby-trapping, he fails, and Leoncio drags her back to his mansion.
From "The Queen of Water" by Laura Resau
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.