Definition of ernes:
(n) :
A sea eagle (Haliaeetus), especially the white-tailed eagle (Haliaeetus albicilla)
(n) :
(chiefly poetic, dialectal, sciences) An eagle.
(v) :
(obsolete) To long; to yearn.
(n) :
A river in Ireland and Northern Ireland, starting in County Cavan, entering County Fermanagh, and passing through Upper and Lower Lough Erne on its way to the sea in County Donegal.
(n) :
A surname from German.