Unmarried; — over (6)
I believe the answer is:
maiden
<span class="explanation-format__ClueExplanation">I believe this clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">unmarried</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >'<span class="explanation-format__original">over</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(maiden over is a kind of over)</span><br/ ><br/ ></span>
(Other definitions for maiden that I've seen before include "Single" , "Six dot balls" , "See 3" , "No runs are scored from this - young girl" , "No-score over" .)