What is the meaning of Backwater?

The water held back by a dam or other obstruction.

A remote place: somewhere that remains unaffected by new events, progresses, ideas, etc; any field of endeavor that figuratively resembles such a place.

A rowing stroke in which the oar is pushed forward to stop the boat; see back water

Water used in the papermaking process. Recycled to reduce usage of fresh water, and usually containing residual amounts of chemicals and fibres.

To row or paddle a backwater stroke.

To vacillate on a long-held position.

Source: wiktionary.org