Wash clothes (7)
I believe the answer is:
launder
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">wash clothes</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 launder that I've seen before include "Clean, clothes or mafia money" , "Wash and iron linen" , "Trough" , "Make illegal (money) legitimate" , "Wash, starch and iron" .)