Final or absolute (8)
I believe the answer is:
ultimate
<span class="explanation-format__ClueExplanation">I believe this clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">final</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I know that final can be written as ultimate)</span><br/ ><br/ >'<span class="explanation-format__original">absolute</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(thesaurus)</span><br/ ><br/ ></span>
(Other definitions for ultimate that I've seen before include "Happening last" , "Last possible, final" , "The final point" , "Last or highest" , "Best or most extreme" .)