as in polygraph
an instrument for detecting physical signs of the tension that goes with lying
hooked the suspect up to a lie detector before interrogating him about the robbery
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Examples of lie detector in a Sentence
Recent Examples on the Web
But the final confirmation came during a Vanity Fair lie detector interview, when co-star Hugh Jackman asked him directly about it.
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Bruce Haring, Deadline, 26 July 2024
Though West failed a lie detector test about Parker’s death, he was never charged with a crime.
—Meilan Solly, Smithsonian Magazine, 18 July 2024
According to the affidavit, Kevin Brown volunteered to take a lie detector test.
—Richard Schlesinger, CBS News, 6 July 2024
However, the lie detector determined that untrue, because the crowd at the Forum knew every single word and went bar-for-bar for the entire six-minute song.
—Angel Diaz, Billboard, 20 June 2024
See all Example Sentences for lie detector 
Bruce Haring, Deadline, 26 July 2024
Though West failed a lie detector test about Parker’s death, he was never charged with a crime.
—Meilan Solly, Smithsonian Magazine, 18 July 2024
According to the affidavit, Kevin Brown volunteered to take a lie detector test.
—Richard Schlesinger, CBS News, 6 July 2024
However, the lie detector determined that untrue, because the crowd at the Forum knew every single word and went bar-for-bar for the entire six-minute song.
—Angel Diaz, Billboard, 20 June 2024
See all Example Sentences for lie detector
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'lie detector.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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“Lie detector.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/lie%20detector. Accessed 5 Nov. 2024.
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