nut behind the bolt

短语

词形变化

the nut behind the bolt

释义与例句

n.
  1. 1.

    The person using a firearm; the shooter.

    He said the accident was caused by a faulty trigger, but I think it was the nut behind the bolt.

词源

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.

来源：wiktionary