allegheny river

Noun allegheny river has 1 sense

• allegheny river(n = noun.object) allegheny - a river that rises in Pennsylvania and flows north into New York and then back south through Pennsylvania again to join the Monongahela River at Pittsburgh which is the beginning of the Ohio River; Array
is a part of empire state, new york, new york state, ny, keystone state, pa, pennsylvania
is a kind of river