Wash lightly (5)
I believe the answer is:
rinse
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">wash lightly</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 rinse that I've seen before include "Wash - siren (anag)" , "Hair tint" , "Use water to remove soap" , "Remove soap with clean water" , "Run water through" .)