Winning margin
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">winning margin</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 nose that I've seen before include "Nuzzle" , "scent" , "blow it!" , "In-your-face" , "Informer" .)