The Fourth Estate (5)
I believe the answer is:
press
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">the fourth estate</span>' is the definition.<br/ ><span class="explanation-format__explanation">(term for the press)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for press that I've seen before include "Crowd - papers" , "Push - papers" , "Urge strongly" , "Ram" , "Cupboard and printing machine" .)