Drink the Kool-Aid
/drɪŋk ðə ˈkuːl eɪd/informalUS
What does “Drink the Kool-Aid” mean?
Drink the Kool-Aid means to accept a group’s beliefs without questioning them
A friend who repeats every claim made by a company might be accused of drinking the Kool-Aid. The speaker doubts their willingness to question it.
It is stronger than saying someone is enthusiastic. A simpler, less loaded choice is “They believe everything the company says”.
When do people say it?
Usually a critical comment about unquestioning loyalty to a company, leader or cause. The reference to mass deaths can make it upsetting.
“He drank the Kool-Aid and now believes everything the company says.”
Is it formal or informal?
Register: informal. It is most at home in everyday conversation rather than formal writing. Most common in US.
Where does it come from?
The phrase refers to the deaths at Jonestown in 1978. That tragic reference explains why a casual use can feel insensitive.
Origin confidence: Disputed; treat with caution
How do you say “Drink the Kool-Aid” in other languages?
Last updated 2026-11-04