Ate lavishly (7)
I believe the answer is:
feasted
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">ate lavishly</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 feasted that I've seen before include "Ate high off the hog" , "Ate lavishly" , "Had a lot to eat" , "Banqueted" .)