# hat hair

idiom

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

## Meaning

An accidental messy hairdo resulting from the wearing of a hat.

## Examples

- I cannot take off my beanie because I have terrible hat hair.
- After wearing a helmet all morning, I had such bad hat hair that I had to fix it in the bathroom mirror.
- Despite her attempt to look professional for the meeting, she suffered from unfortunate hat hair after removing her winter cap in the lobby.

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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.