Wordnet 3.0
NOUN (2)
1.
a member of an Iroquoian people formerly living around Cayuga Lake in New York State;
2.
the Iroquoian language spoken by the Cayuga;
The Collaborative International Dictionary of English v.0.48:
Cayugas \Ca*yu"gas\, n. pl.; sing. Cayuga. (Ethnol.)
A tribe of Indians formerly inhabiting western New-York,
forming part of the confederacy called the Five Nations.
[1913 Webster]
WordNet (r) 3.0 (2006):
Cayuga
n 1: a member of an Iroquoian people formerly living around
Cayuga Lake in New York State
2: the Iroquoian language spoken by the Cayuga