Riding style (10)
(Other definitions for sidesaddle that I've seen before include "mounting style" , "way of riding" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">riding style</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 side-saddle that I've seen before include "Style of riding" , "On horse as some riders" , "Way of riding a horse" , "Not astride" , "Sitting like a woman rider" .)