# fine line

idiom

Source: https://englishreference.com/idiom/fine-line
Updated: 2026-08-10

## Meaning

A difference, albeit vague and difficult to discern.

## Examples

- There is a fine line between being funny and being rude.
- As a manager, you must walk a fine line between being supportive and being too strict with your team.
- The author explores the fine line between genius and madness, suggesting that the two states of mind are often closer than we care to admit.

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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.