truth drug

British

noun

informal any of various drugs supposed to have the property of making people tell the truth, as by relaxing them

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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.

The claims centre on Dr Kenneth Milner and his use of a "truth drug" therapy.

From BBC • Aug. 8, 2019

He claimed that police didn’t have a valid search warrant, violated his Miranda rights and injected him in the neck with a mysterious truth drug.

From Washington Post • Dec. 18, 2014

In such cases, they may use sodium amytal, the so-called "truth drug," to help the patient to communicate.

From Time Magazine Archive

Garrison's investigators supposedly checked out Russo's veracity beforehand by hypnotizing him and giving him an injection of a so-called "truth drug," Pentothal Sodium.

From Time Magazine Archive

He well knew that once the truth drug was administered—and this Highness would not now be satisfied with anything less—he was as good as dead.

From Man of Many Minds by Evans, E. Everett (Edward Everett)

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023