Chris of tennis
I believe the answer is:
evert
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">chris of tennis</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 evert that I've seen before include "arrange to have the wrong side out?" , "Hitter of 6 [TENNIS BALL]" , "Tennis champion" , "Turn inside out (biol.)" , "Former US World No 1 tennis player, b. 1954" .)