unbolted
un-bolt-ed
adjective
Not secured by a bolt; in an opened or released state.
"The unbolted window rattled in the breeze."
verb
Released or opened something by withdrawing its bolt or bolts.
"The heavy door was unbolted with a loud thud."
Thesaurus
Synonyms: unsecured, unlatched, unbarred, unlocked, unfastened