noun
1. the backward escape of gases and unburned gunpowder after a gun is fired
• Syn: ↑backfire
• Hypernyms: ↑explosion, ↑detonation, ↑blowup
• Hyponyms: ↑backblast, ↑back-blast
2. misinformation resulting from the recirculation into the source country of disinformation previously planted abroad by that country's intelligence service
• Hypernyms: ↑misinformation
Useful english dictionary. 2012.