Open to interpretation (9)
I believe the answer is:
ambiguous
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">open to interpretation</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for ambiguous that I've seen before include "Open to interpretation" , "Open to differing interpretations" , "Murky" , "Having more than one possible meaning" , "cryptic" .)