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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)
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booby-traps,
present (3rd person singular)
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booby-trapped,
past participle, past
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booby-trapping
present participle
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 Zone of Interest,” which will be released in the U.S. by A24, is as methodically engineered a cinematic booby trap — for its characters, and its audience — as anything Haneke has ever directed.
From Los Angeles Times ● May 21, 2023
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
As star pitchers go through their first few spring training games, we watch as if a bomb squad is defusing a booby trap.
From Washington Post ● Mar. 12, 2014
It now dawned on Harry, however, that the cup of cold tea on which he had trodden that morning might not have been a booby trap at all.
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 corridors were dark, and sudden steps where no steps were to have been expected made of the uneven floors a series of booby-traps for those not familiar with them.
From The Story of Louie by Oliver [pseud.] Onions
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
Rex's father, Tom, says it "feels like a lot of these things are booby-trapped".
From BBC ● Aug. 23, 2025
In “Anatomy of a Fall,” even the rawest of emotional truths turn out to be booby-trapped, and the ever-thin boundaries between life and art are repeatedly violated.
From Los Angeles Times ● Oct. 13, 2023
But then he realized that tomorrow morning he wouldn’t have to check and see if the twins had booby-trapped the whole place.
From "The Way to Rio Luna" by Zoraida Cordova
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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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“You bet I wouldn’t. I don’t understand why a smart girl like you goes around booby-trapping herself. You could have stayed here indefinitely, you know. They’re both crazy about you.”
From "The Great Gilly Hopkins" by Katherine Paterson
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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.