“+ verb
Etymology: un- (II) + clasp
transitive verb
1.
a. : to open the clasp of
unclasped his briefcase and took out his notes
b. : to open or cause to be opened (as a clenched hand)
2. obsolete : to open up : reveal
in her bosom I'll unclasp my heart — Shakespeare
intransitive verb
: to loosen a hold or grip