Meaning
A 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.
Etymology
Origin: Unknown
Deverbal from blow back.
Synonyms & Antonyms
Synonyms
falloutbackscatterbackfire
NYT Puzzle Appearances
No published puzzle dates on file for this word yet. It is part of the official NYT Spelling Bee word list for 2019, 2020.