Seventh sign of the zodiac (5)
I believe the answer is:
libra
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">seventh sign of the zodiac</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 libra that I've seen before include "Zodiacal sign" , "Scales constellation" , "Scales star sign" , "Old pound" , "stars" .)