Origin of unbolted1
- not sifted, as grain.
Origin of unbolted2
- to open (a door, window, etc.) by or as if by removing a bolt; unlock; unfasten.
- to release, as by the removal of threaded bolts: He unscrewed the nuts and unbolted the inspection cover.
- to become unbolted or unfastened.
Origin of unbolt
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for unbolted
I found it unbolted, and as everything was quiet inside, I entered.In a Steamer Chair and Other Stories
He unbolted the door, looked in the dark room beyond, and listened.The Room in the Dragon Volant
J. Sheridan LeFanu
Our bread was made of unbolted corn, and was cold and clammy.The Citizen-Soldier
"I didn't know we had left any of them unbolted," Mrs. Brown said.Bunny Brown and His Sister Sue in the Sunny South
Laura Lee Hope
Shears turned the key of the door, unbolted it and softly pushed it open.The Blonde Lady
- (of grain, meal, or flour) not sifted
- to unfasten a bolt of (a door)
- to undo (the nut) on a bolt
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012