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unbolt

 - 2 dictionary results

un⋅bolt

[uhn-bohlt]
–verb (used with object)
1. to open (a door, window, etc.) by or as if by removing a bolt; unlock; unfasten.
2. to release, as by the removal of threaded bolts: He unscrewed the nuts and unbolted the inspection cover.
–verb (used without object)
3. to become unbolted or unfastened.

Origin:
1425–75; late ME; see un- 2 + bolt 1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To unbolt
un·bolt   (ŭn-bōlt')   
tr.v.   un·bolt·ed, un·bolt·ing, un·bolts
To release the bolts of (a door, for example); unlock.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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