liquid sky
Proposed by a contributor, not yet supported by evidence.
Meaning · English
Heroin.
Register: slang
Where it’s used:
Used
American English
Examples
Liquid sky, the key to heaven, the milk of paradise, that's what they used to call it.
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 “liquid sky” mean?
Heroin.
Is “liquid sky” formal or informal?
liquid sky is generally slang.