Backwater - is a small bay with a slow, and in low season practically absent current, formed by steep turns of the river channel along low river banks. It is used in relation to small rivers.
A backwater where the current of water (in a river or sea) striking a prominent part takes a reverse direction along the shore. Backwater is also often formed within the lower section of an eorsion basin located below a rapid.
Backwater A calm, almost currentless riparian part of a river with plant and animal life that resembles more pond life than flowing water.