# turn a hair

idiom

Source: https://englishreference.com/idiom/turn-a-hair
Updated: 2026-08-10

## Meaning

To show fear, alarm or distress; to be affected (by an experience or situation).

## Examples

- She did not turn a hair when the loud alarm rang.
- Even when the project deadline moved up by two weeks, he did not turn a hair and finished on time.
- Despite the sudden collapse of the financial markets, the seasoned investor did not turn a hair, remaining calm while others panicked.

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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.