Pretend to be dead (4,6)
I believe the answer is:
play possum
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">pretend to be dead</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 play possum that I've seen before include "Feign ignorance" , "give lifeless performance" , "Feign sleep/death" , "Fake death or sleep" , "Feign death" .)