Grown-up kit (3)

I believe the answer is:
fox
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">grown-up kit</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for fox that I've seen before include "Animal; to cheat" , "one with brush" , "Countryside carnivore" , "Vulpine creature" , "Trick" .)