truth serum

noun

Definition of truth serum 

: a hypnotic or anesthetic held to induce a subject under questioning to talk freely

Examples of truth serum in a Sentence

Recent Examples on the Web

There are truth serums disguised as cafecitos, herbs with magical powers, prayer altars and characters hailing from Ecuador, the Dominican Republic, and Argentina. Meg Medina, New York Times, "Dark Magic and Other Escapes in These Summer Y.A. Novels," 1 June 2018 Harry joins her and this is where the truth serum is served. Elizabeth Holmes, Town & Country, "Harry & Meghan: A Royal Romance," 14 May 2018 Sure, it was fueled by booze, but alcohol is as much a truth serum as anything else. Mike Scott, NOLA.com, "Former Saints player Jeff Charleston airs brain disease concerns on 'Southern Charm New Orleans'," 30 Apr. 2018 And while part of that is the bitter swig of truth serum that the better team won, another part is that this was a breakthrough season and a harbinger of better days ahead for K-State under Weber. Vahe Gregorian, kansascity, "Charmed Loyola-Chicago Ramblers snuff out K-State's memorable season | The Kansas City Star," 24 Mar. 2018 What Mitchell also does extraordinarily well is portray a man who unintentionally uses liquor as a truth serum of sorts. Andreas Hale, The Root, "Sundance’s Tyrel Is Get Out Without Hypnosis or the Sunken Place," 9 Feb. 2018 That said, my guess is Kizer, given truth serum, would agree with Doug. Bud Shaw, cleveland.com, "Is this a good time to revisit Hue Jackson's reputation as a 'QB whisperer:' -- Bud vs. Doug," 26 Dec. 2017 In the 1950s and ‘60s, the CIA experimented with LSD as a truth serum. Kat Eschner, Smithsonian, "Lie Detectors Don’t Work as Advertised and They Never Did," 2 Feb. 2017 There were tests to see whether LSD could be used as a truth serum or possibly be sprayed on enemy troops as a kind of weapon of mass distraction. Don Lattin, Slate Magazine, "The War on Drugs Halted Research Into the Potential Benefits of Psychedelics," 3 Jan. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'truth serum.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of truth serum

1913, in the meaning defined above

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The first known use of truth serum was in 1913

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More Definitions for truth serum

truth serum

noun

Medical Definition of truth serum 

: a hypnotic or anesthetic (as thiopental) held to induce a subject under questioning to talk freely

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