Ancient Andean (4)
I believe the answer is:
inca
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">ancient andean</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 inca that I've seen before include "Ancient Peruvian like Cain" , "Old South American native" , "Pre-conquest South American Indian" , "lived in Peru" , "Pre-conquest Peruvian" .)