Gate holder (5)
I believe the answer is:
latch
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">gate holder</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for latch that I've seen before include "closer" , "Something to secure" , "Door fastener" , "Gate fastening" , "Gate bar" .)