Meanings
Origin
Punning use of the word nut to refer to a fool, rather than a mechanical nut. Implies that most firearm accidents are the responsibility of the shooter and not a failure of the gun.
Full word history & related roots →Cite this entry
nut behind the bolt. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/nut%20behind%20the%20bolt
“nut behind the bolt.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/nut%20behind%20the%20bolt. Accessed November 5, 2026.
WatkinsX Dictionary, s.v. “nut behind the bolt,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/nut%20behind%20the%20bolt.
Source: nut behind the bolt on Wiktionary, CC BY-SA 4.0.