# fly on the wall

idiom

Source: https://englishreference.com/idiom/fly-on-the-wall
Updated: 2026-08-10

## Meaning

A quiet, non-participating, or unseen observer; an eavesdropper or witness.

## Examples

- I wish I were a fly on the wall at that meeting.
- She wanted to be a fly on the wall to hear what the managers said about her promotion.
- The journalist hoped to be a fly on the wall during the private negotiations to understand the true motivations behind the sudden treaty.

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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.