Roll up neatly (4)
I believe the answer is:
furl
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">roll up neatly</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 furl that I've seen before include "Roll up neatly" , "Roll up, a flag say" .)