# cold day in Hell

idiom

Source: https://englishreference.com/idiom/cold-day-in-hell
Updated: 2026-08-10

## Meaning

The time of occurrence of an event that will never happen.

## Examples

- That'll happen on a cold day in Hell.
- My brother says he'll clean his room on a cold day in Hell.
- She swore she would forgive him on a cold day in Hell, her voice flat with old bitterness.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.