Turn loose
(Other definitions for unscrew that I've seen before include "slack off" , "Twist off (a lid or cap)" , "Take off (eg, a lid)" , "Take the top off" , "Loosen" .)
'turn loose' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for unleash that I've seen before include "Shun ale (anag.)" , "Let loose" , "Let free" , "Free from control" , "Let off the lead" .)
'turn loose' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for let go that I've seen before include "Loose one's grip" , "Don't hold on" , "Give up" , "Discuss no further - dismiss - release" , "Stop holding" .)
'turn loose' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for free that I've seen before include "Liberated" , "unoccupied)" , "Out of bondage" , "unemployed" , "Release - without charge" .)