Overwhelming joy (7)
I believe the answer is:
ecstasy
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">overwhelming joy</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 ecstasy that I've seen before include "State of rapture" , "Powerful hallucinatory drug" , "Overwhelming joy" , "Bliss, rapture" , "Feeling of immense rapture" .)