windowpane
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
A gelatin base tab with LSD.
Register: slang
Where it’s used:
Used
American English
Examples
Another form is called a windowpane. Windowpanes are small thin squares of gelatin treated with LSD that look like little pieces of plastic.
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Common questions
What does “windowpane” mean?
A gelatin base tab with LSD.
Is “windowpane” formal or informal?
windowpane is generally slang.