truth serum

[trooth seer-uhm] / ˈtruθ ˌsɪər əm /

NOUN

truth drug

Synonyms

WEAK

Pentothal scopolamine sodium pentothal thiopental sodium

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.

As the YouTube hit demonstrates, hot sauce isn’t just for daredevils and masochists: It’s a truth serum.

From The Wall Street Journal • Nov. 20, 2025

And if Carroll was given a dose of truth serum, the hunch here is he would acknowledge this as his most satisfying season in Seattle.

From Seattle Times • Jan. 9, 2023

But you know, if you really have me under truth serum and say, you know, how confident am I?

From New York Times • Dec. 10, 2021

“COVID,” he says, “is a truth serum bringing it all out.”

From Los Angeles Times • Aug. 27, 2020

I knew it was coming—I knew Evelyn would save him for last, would savor every moment she spent watching him squirm under truth serum like he was her last meal.

From "Allegiant" by Veronica Roth