Heroic verse (4)
I believe the answer is:
epos
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">heroic verse</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for epos that I've seen before include "Epic poem; electronic point of sale (abbrev.)" , "Things sold here" , "body of poetry" , "Verse" , "One has many lines" .)