English · Idiom Candidate

until hell freezes over

Proposed by a contributor, not yet supported by evidence.

Both English Tiếng Việt

Meaning · English

Forever.

Nghĩa · Tiếng Việt

mãi mãi

Machine-translated — suggest a fix

Where it’s used: Used Widespread English

Sources & notes

Listed in Wiktionary’s “English idioms” category (retrieved 2026-07-29); definition pending editorial review. Figurative class: Metaphor (PIE-English corpus, CC BY 4.0, retrieved 2026-07-31).

Topics: Devils & ghosts

Common questions

What does “until hell freezes over” mean?

Forever.

Is “until hell freezes over” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.

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