What does backflow mean?
The flow of a fluid in the opposite direction to its normal flow, or the return of a fluid to a source or reservoir. A situation in which a fluid flows backwards, often due to a change in pressure or a blockage in the flow path.
Example
"The backflow of water from the drain caused a mess in the kitchen."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.