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

The playfulness kicks in when George and Kathryn invite the other suspects over for a dinner spiced with garlic and truth serum.

From Los Angeles Times • Mar. 13, 2025

And so, in the real world, one submits to these devices nervously, as one would to some kind of truth serum or all-seeing eye: There is no hiding here.

From New York Times • Aug. 2, 2023

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

The genetic anomaly that makes me aware during simulations also suggests I could be resistant to serums, so my truth serum testimony might not be reliable.

From "Allegiant" by Veronica Roth