Sticky substance (3)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">sticky substance</span>' is the definition.<br/ ><span class="explanation-format__explanation">(goo is a slimy or sticky substance)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for goo that I've seen before include "Sticky substance (sl.)" , "Substance that's viscous" , "Sticky substance (colloq.)" , "Sticky matter" , "syrup" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">sticky substance</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>