Sailing sport (8)
I believe the answer is:
yachting
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">sailing sport</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 yachting that I've seen before include "Water sport" , "Sailing sport" , "Sailing for pleasure" , "Boating on pleasure craft" , "Boating sport" .)