Drop, globule (4)
I believe the answer is:
blob
<span class="explanation-format__ClueExplanation">This clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">drop</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >'<span class="explanation-format__original">globule</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ ></span>
(Other definitions for blob that I've seen before include "Indistinct object" , "Indeterminate mass" , "Small piece signifying nothing" , "Indistinct shape" , "Soft globule" .)