Detach, as an ID badge (5)
I believe the answer is:
unpin
(Other definitions for unpin that I've seen before include "free" , "release" , "Things tied together" , "Remove fastening from" , "Loosen" .)
I believe the answer is:
unpin
(Other definitions for unpin that I've seen before include "free" , "release" , "Things tied together" , "Remove fastening from" , "Loosen" .)