Definition of green river:
(n) :
A tributary of the Colorado River which flows through the U.S. states of Wyoming, Utah and Colorado.
(n) :
A city, the county seat of Sweetwater County, Wyoming, named after the local Green River.
(n) :
The name of many rivers, mostly in the United States, but also in Canada and South Africa.
(n) :
A small city in Emery County, Utah, United States.
(n) :
An unincorporated community in Henry County, Illinois, United States.