Play with a combo (3)
I believe the answer is:
jam
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">play with a combo</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 jam that I've seen before include "Preserve; pack tightly" , "Sweet stuff for bread - stuff it in" , "problem" , "Preserve - predicament" , "Fruit preserve" .)