English · Slang Candidate

liquid sky

Proposed by a contributor, not yet supported by evidence.

Meaning · English

Heroin.

Where it’s used: Used American English

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.

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