Overblown publicity (4)
I believe the answer is:
hype
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">overblown publicity</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 hype that I've seen before include "Excessive publicity" , "Extravagant publicity or promotion" , "Extravagant promotion of a person or product" , "Excess publicity" , "racket" .)