Largest of New York's Finger Lakes (6)
I believe the answer is:
seneca
'largest of new york's finger lakes' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for seneca that I've seen before include "philosopher in Rome" , "A native American" , "Stoic, Nero's tutor" , "Roman philosopher; North American Indian" , "Writer" .)