Polyhymnia · Daily Eloquence
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the smoking gun

The single piece of conclusive, undeniable evidence — the proof that settles the question.

Why it works

Its power is in the tense: the gun is still smoking, so we've arrived one second after the act — too late to doubt it, too soon for any cover story.

The image collapses an entire chain of proof into one frozen instant, handing you the conclusion instead of the argument.

That compression is why a single email, memo, or tape can be called the smoking gun and end a debate cold.

In a sentence
Watch out

It promises certainty, so don't pin it on evidence that's merely suggestive — call something a smoking gun and then walk it back, and you've cried wolf. The negative frame ('no smoking gun') is doing real work too: it concedes suspicion while denying proof, so use it deliberately, not as a hedge.

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A smoking gun isn't proof you assemble — it's proof that arrives with the deed still warm.

More — where it lives, variations, references
Where it lives

The beat a true-crime or investigative narrator hits when the case finally cracks — and the phrase Watergate's 'smoking gun' tape first lodged in everyone's ear.

How it sounds

Compound stress lands on the first word: the SMOK-ing gun. That front-loaded beat gives it a clipped, decisive ring.

Runs with
no smoking gunthe smoking gun waslooking for a smoking gunsmoking-gun evidencethe smoking-gun email / tape / memo
Close cousins
  • · a smoking gun
  • · smoking-gun evidence
  • · no smoking gun
References