Fifth sign of the zodiac (3)
I believe the answer is:
leo
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">fifth sign of the zodiac</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for leo that I've seen before include "sign of summer" , "Lion sign of the Zodiac" , "Fifth sign of the zodiac" , "of pride" , "house" .)