Former Greek currency unit (7)
I believe the answer is:
drachma
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">former greek currency unit</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 drachma that I've seen before include "Former Greek currency unit" , "Old Greek settler" , "Old Greek currency" , "European currency replaced by the euro in 2002" , "Greek monetary unit which comprised 100 lepta" .)