poudre de perlimpinpin

Etymology
Attested since the 17th century, originally as. Compare 🇨🇬.

Noun

 * 1) a powder, purported to have magic powers, formerly sold by charlatans
 * 2)  snake oil (a fraudulent cure-all or remedy)
 * 3) * 2017,, 2017, le débat, /:
 * "fr"

- Donc ce que vous proposez, comme d'habitude, c'est de la poudre de perlimpinpin.