Définitions
1.NounA type of action where the pressure from the fired cartridge blows a sliding mechanism backward to extract the fired cartridge, chamber another cartridge, and cock the hammer.
2.NounAn unintended adverse result, especially of covert political action.
3.NounThe act of shotgunning (inhaling from a pipe etc. and exhaling into another smoker's mouth).
4.NounOn a steam locomotive, the reversal of exhaust gases when the regulator is closed without using the blower.
5.NounSynonym of backscatter.