Insulting remark
I believe the answer is:
slur
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">insulting remark</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 slur that I've seen before include "Innuendo" , "Speak disparagingly of - speak indistinctly" , "Disparagement" , "Slight - mark on music" , "Disparage" .)