A fly on the wall

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idiom

A person who can secretly watch and listen to what others are doing or saying.

I'd love to be a fly on the wall when they discuss my proposal.
Visual representation of "a fly on the wall" - A person who can secretly watch and listen to what others are doing or saying

Often appears as...

  • be a fly on the wall
  • like a fly on the wall

Usage tips

Idiomatic

Definition 1 of 1
Visual representation of "a fly on the wall"
LampPro Tip 1/3

Invisibility Wish

Used when someone wants to overhear others without being noticed, often in private or sensitive situations.

Illustration for Invisibility Wish
If I could be a fly on the wall during their secret meeting, I’d learn all their plans.
LampPro Tip 2/3

Curiosity Context

Expresses a strong curiosity about what will be said or done in one’s absence, especially in intriguing scenarios.

Illustration for Curiosity Context
Imagine being a fly on the wall at the celebrity party - the stories you'd hear!
LampPro Tip 3/3

Not Literal

It's a metaphorical expression and doesn't mean someone wants to be an actual insect or to endorse eavesdropping.

Illustration for Not Literal
I don't really want to be a bug, but I'd be a fly on the wall to hear their true opinions.
Visual representation of the word "A fly on the wall"

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