Moved like molasses
I believe the answer is:
oozed
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">moved like molasses</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 oozed that I've seen before include "Seeped" , "Exuded" , "Leaked out slowly" .)