Military bugle call (4,4)
I believe the answer is:
last post
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">military bugle call</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for last post that I've seen before include "for mourning people?" , "Military bugle call sounded at sunset" , "passing notes from the military?" , "indication it's time to retire" , "notes we hear on Armistice Day" .)