Supporting vote (3)
I believe the answer is:
yea
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">supporting vote</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 yea that I've seen before include "Certainly (archaic)" , "I'm pro" , "Affirmative, colloquially" , "-- or nay?" , "Yes (archaic)" .)