blowback

• Nom avec deux sens distincts : d'une part, le reflux de gaz et de poudre non brûlée après un tir d'arme à feu ; d'autre part, les conséquences négatives ou la réaction imprévue d'une action, notamment la désinformation qui revient vers le pays d'origine après avoir été diffusée à l'étranger par ses services de renseignement.

A noun with two distinct meanings: first, the backward escape of gases and unburned gunpowder after a gun is fired; second, misinformation that results from the recirculation into the source country of disinformation previously planted abroad by that country's intelligence service.

1. Gun mechanism effectC1formaltechnical

   The backward escape of gases and unburned gunpowder after a gun is fired.

   Retour de gaz

   • The old rifle produced significant blowback, startling the shooter.
   • Engineers designed the new firearm to minimize blowback.
   • Excessive blowback can cause the weapon to malfunction.

2. Intelligence disinformation effectC2formalpolitical

   Misinformation resulting from the recirculation into the source country of disinformation previously planted abroad by that country's intelligence service.

   Effet de retour (renseignement)

   • The agency's operation suffered from blowback when the false stories returned home.
   • Analysts warned about the potential blowback of planting fake news overseas.
   • The scandal was a classic case of blowback from a disinformation campaign.