Definition of hay river:
(n) :
A town in the Northwest Territories, Canada, at the mouth of the Hay River.
(n) :
A river in Alberta and the Northwest Territories which flows into the Great Slave Lake at the above town.
(n) :
A river in the Northern Territory, Australia.
(n) :
A river in the Great Southern region of Western Australia, named after Sir Robert William Hay.
(n) :
A town in Dunn County, Wisconsin, United States.
(n) :
A river in Wisconsin, which passes through Dunn County en route to the Red Cedar River.