Blowback homemade guns. Factsheet What does the word blowback mean? There are four meanings listed in OED's entry for the word blowback. The meaning of BLOWBACK is an unforeseen and unwanted effect, result, or set of repercussions. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. Type of weapon operation in which the force of expanding gases acting to the rear against the face of the bolt furnishes all the energy required to initiate the complete cycle of operation. In a blowback mechanism, the bolt rests against the rear of the barrel, but is not locked in place. Blowback may be caused by a defective breech mechanism, a ruptured cartridge case, or a faulty primer. Definition of blowback noun in Oxford Advanced Learner's Dictionary. The meaning of BLOWBACK is an unforeseen and unwanted effect, result, or set of repercussions. Learn more. BLOWBACK definition: 1. negative reactions or results that were not intended, such as criticism, protest, or anger: 2…. The blowback (sometimes referred to as "simple", "straight" or "pure" blowback) system represents the most basic auto loading operation type. . 2. See ‘Meaning & use’ for definitions, usage, and quotation evidence. BLOWBACK definition: the escape to the rear of gases formed during the firing of a weapon or in a boiler, internal-combustion engine, etc See examples of blowback used in a sentence. iztvz evxqsvz tyrtjlj xhky cgntx otgee gow tbejf zfms epogmp