Weasel relative (5)
I believe the answer is:
stoat
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">weasel relative</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 stoat that I've seen before include "Member of the weasel family" , "Eating rabbit, he" , "Ermine in summertime?" , "Small carnivorous mammal of the weasel family" , "Weasel-like mammal" .)