Military greeting (6)
I believe the answer is:
salute
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">military greeting</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for salute that I've seen before include "Military gesture of respect" , "Hail, greet" , "Honour" , "Kind of welcome" , "Gunfire, perhaps" .)