IdiomThe AbsurdFrench

De la poudre de perlimpinpin

Meaning: A worthless remedy sold with great confidence.

Literally: Perlimpinpin powder

Example: “Ces bracelets magnétiques contre l'arthrose, c'est de la poudre de perlimpinpin.” — Those magnetic bracelets for arthritis are pure snake oil.

English equivalent: A snake-oil salesman

Other ways to say this

Origin: Perlimpinpin means nothing at all — it is invented sound, of the kind fairground quacks used to name a powder that cured everything. The word's emptiness is precisely what it is for.

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Words that look familiar in another language but mean something else entirely.

  • Déception Actually means 'disappointment'. For deception (a trick), say tromperie.
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  • Sensible Actually means 'sensitive'. For sensible/level-headed, say raisonnable.

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