Crisp, brief (5)
I believe the answer is:
terse
<span class="explanation-format__ClueExplanation">I believe this is a double definition.<br/ ><br/ >'<span class="explanation-format__original">crisp</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I know that crisp can be written as terse)</span><br/ ><br/ >'<span class="explanation-format__original">brief</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ ></span>
(Other definitions for terse that I've seen before include "Of speech, short and pithy" , "Crisply brief" , "Brusque among trees" , "Sententious" , "precise" .)