# bird of one's own brain

idiom

Source: https://englishreference.com/idiom/bird-of-ones-own-brain
Updated: 2026-08-10

## Meaning

One's own idea or conception.

## Examples

- This plan is a bird of my own brain.
- The project was entirely a bird of his own brain, yet he struggled to explain his vision to the team.
- The elaborate theory, clearly a bird of her own brain, challenged the established scientific consensus of the entire department.

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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.