Catchall category (5)
I believe the answer is:
other
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">catchall category</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 other that I've seen before include "Throe (anag)" , "Alternative - unrelated" , "One may be significant" , "Different, alternative" , "not like you" .)