Taking for granted (8)
I believe the answer is:
assuming
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">taking for granted</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for assuming that I've seen before include "Presumptuous, arrogant" , "Taking for granted" , "Official language of Pakistan" , "Based on the supposition" , "Taking as true" .)