Slapstick ammo (4)
I believe the answer is:
pies
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">slapstick ammo</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 pies that I've seen before include "Tarts" , "Pastry snacks" , "Dishes baked in pastry-lining" , "food" , "Pastry crusts with fillings" .)