How to Use lie detector in a Sentence

lie detector

noun
  • The murder suspect failed a lie detector test.
  • Would that statement hold up against a lie detector test?
    — Matt Schneidman, New York Times, 27 Apr. 2026
  • Press play above to see what happens when human lie detector meets skilled liar.
    — Matt Webb Mitovich, TVLine, 21 Oct. 2024
  • McGrail agrees to take a lie detector test.
    — Peter Van Sant, CBS News, 14 May 2026
  • Safe to say, Grande handled this lie detector test a bit more smoothly than the last one.
    — Kyle Denis, Billboard, 11 Nov. 2025
  • Tonight also features the results of lie detector tests, and the results are sure to stir up the house.
    — Katey Clifford, al, 3 Sep. 2020
  • According to one lawyer, his client proved his innocence with a lie detector test.
    — Michael Gfoeller and David H. Rundell, Newsweek, 16 Jan. 2025
  • The lie detector test technician then confirmed that the actress was telling the truth.
    — Abby Dupes, Seventeen, 11 Nov. 2022
  • Although King failed a lie detector test, this was not discussed at trial.
    — Dallas Morning News, 9 Apr. 2020
  • That statement wouldn’t have passed a lie detector test back in December.
    — Jace Frederick, Twin Cities, 15 May 2025
  • This is Ariana Grande’s, what, third time in a lie detector?
    — Bethy Squires, Vulture, 16 Apr. 2026
  • 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
  • The lie detector test determined that is a lie (Maury voice).
    — Stephen A. Crockett Jr., The Root, 30 Apr. 2018
  • In fact, the sensor setup is very similar to what a lie detector would include.
    — Kristin Shaw, Popular Science, 30 Apr. 2026
  • But the lie detector questions didn't stop at Kourtney's wedding dress.
    — Alexis Jones, Peoplemag, 15 Dec. 2022
  • James testified that he was forced to take two lie detector tests during his time working for Combs.
    — Bethany Brown, People.com, 20 May 2025
  • Watch Tatum’s full lie detector interview in the video below.
    — Zack Sharf, Variety, 17 Jan. 2023
  • Watch Blake Shelton fail a lie detector test on The Voice above.
    — Hannah Dailey, Billboard, 15 Mar. 2023
  • Steve Pence even produced results from a lie detector test that Pitino passed.
    — Langston Wertz Jr., charlotteobserver, 19 Oct. 2017
  • That same day, Ellefson sat for a lie detector test with Scottsdale police.
    — Kory Grow, Rolling Stone, 7 June 2021
  • Don was eager to speak of murder and lie detector tests and a man named Charlie, but the misters came on and sprayed him.
    — Edgar The Snail, EW.com, 19 Mar. 2022
  • In other iterations of the show, this has involved a lie detector.
    — Kimi Robinson, The Arizona Republic, 15 Aug. 2021
  • Like the lie detector polygraph, responses to the questions need to be compared to a baseline.
    — Neil Senturia, San Diego Union-Tribune, 7 Oct. 2021
  • The ex-governor has pledged to set up lie detector tests on employees to figure out who is leaking to the media.
    — Lauren Irwin, The Hill, 10 Mar. 2025
  • Gelb doubled down on his reporting, calling on Meyer to take a lie detector test.
    — Matt Audilet, MSNBC Newsweek, 7 Nov. 2025
  • He was polygraphed by the premier lie detector firm in the country, which concluded Feit was not telling the truth.
    — CBS News, 16 Apr. 2017
  • This one has all the family secrets, betrayal and a sibling who acts as a human lie detector.
    — Kail Lowry, People.com, 23 Aug. 2025
  • James also described being required to take lie detector tests twice when Combs was trying to learn who stole cash and a watch.
    — Michael R. Sisak, Los Angeles Times, 20 May 2025
  • Past chiefs have considered bringing in the FBI to do lie detector tests.
    — Taylor Wilson, USA TODAY, 4 May 2022
  • The lie detector consists of the blind monk from the crucifix room at the Vatican and a cup of seltzer water.
    — Maggie Fremont, Vulture, 15 Aug. 2024

Some of 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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