Definition of "backblast" [backblast]

• A dangerous blast of hot air behind a rocket or missile when it is fired. (noun)

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• "The instructor told him to make sure no one was behind him before he fired the weapon sends out a powerful backblast."
• "See just how far you get with your “punishment” before you get a little backblast."
• "The boom and flash of the backblast was followed by a shriek of frustration."