freak out

In real, traceable use. Part of the curated seed collection; community review is coming.

Meaning · English

A negative or unpleasant experience with LSD or another psychedelic drug.

Nghĩa · Tiếng Việt

Trải nghiệm tiêu cực hoặc khó chịu với LSD hoặc một loại thuốc gây ảo giác khác

Machine-translated — suggest a fix

Register: dated, slang

Where it’s used: Used American English
Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Common questions

What does “freak out” mean?

A negative or unpleasant experience with LSD or another psychedelic drug.

Is “freak out” formal or informal?

freak out is generally dated, slang.