# fash one's thumb

idiom

Source: https://englishreference.com/idiom/fash-ones-thumb
Updated: 2026-08-10

## Meaning

To bother oneself; to worry about something.

## Examples

- Don't fash your thumb about the small mistakes.
- You should not fash your thumb over the meeting schedule because it will change anyway.
- He refused to fash his thumb regarding the minor criticisms leveled against his work, preferring to focus on the final results.

---

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.