Epic poem by Homer (5)
I believe the answer is:
iliad
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">epic poem by homer</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 iliad that I've seen before include "City investment story" , "Homer's tale" , "long story" , "Epic poem attributed to Homer" , "set of books" .)