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1.
Another term for an impact socket that would be used on an impact gun. This term could also be used to refer to someone as a complete and total retard.
"Hey, give me that boltnut so I can take this tire off foo!"

"The new guy at work is such a boltnut."
by sickinthehead May 06, 2009

Words related to Boltnut

asshole dummy idiot impact socket retard