Ardent lover (5)
I believe the answer is:
romeo
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">ardent lover</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 romeo that I've seen before include "Ardent male lover" , "Latin lover" , "Ladies' man" , "He's a letter read out" , "Don Juan" .)