Gooey mass (3)
I believe the answer is:
gob
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">gooey mass</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 gob that I've seen before include "A slangy mouth" , "Clot of a slimy substance found in bog" , "Mouth (slang)" .)