Release a trailer (7)
I believe the answer is:
unhitch
(Other definitions for unhitch that I've seen before include "Remove from a harness" , "divorce?" , "Part" , "free?" , "Separate" .)
I believe the answer is:
unhitch
(Other definitions for unhitch that I've seen before include "Remove from a harness" , "divorce?" , "Part" , "free?" , "Separate" .)