Airborne soldier (4)
I believe the answer is:
para
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">airborne soldier</span>' is the definition.<br/ ><span class="explanation-format__explanation">(paratrooper)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for para that I've seen before include "Soldier dropping to earth" , "A block of text; an airborne soldier (abbrs.)" , "Brazilian state" , "Soldier who jumps to order? (abbr)" , "Soldier (shortened)" .)