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barrel bolt

American

noun

a rod-shaped bolt for fastening a door or the like, attached to one side of the door at the edge and sliding into a socket on the frame of the opening.

Etymology

Origin of barrel bolt

First recorded in 1850–55

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.