Rider (6)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">rider</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know that jockey is a type of equestrian)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for jockey that I've seen before include "Manoeuvre for advantage like horse race rider" , "Rider of racehorse" , "A professional horse rider" , "Struggle for position" .)
(Other definitions for easy that I've seen before include "Far from hard" , "... Rider (film)" , "Tranquil" , "Effortless, uncomplicated" , "Like a walk in the park?" .)