Flooded with water (5)
I believe the answer is:
awash
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">flooded with water</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for awash that I've seen before include "Drenched" , "Doused in water" , "becomes flooded" , "Deluged" , "Flooded with water" .)