Unlike filibusters (5)
I believe the answer is:
terse
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">unlike filibusters</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>
(Other definitions for terse that I've seen before include "precise" , "Briefly expressed" , "Reset to be pithy" , "Pithy among trees" , "Succinct about trees" .)