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Definition of Backblast
1. Noun. Backfire from a recoilless weapon. 
Definition of Backblast
1. Noun. A dangerous blast of hot air behind a rocket or missile when it is fired. ¹
¹ Source: wiktionary.com
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1. Noun. Backfire from a recoilless weapon. 
1. Noun. A dangerous blast of hot air behind a rocket or missile when it is fired. ¹
¹ Source: wiktionary.com