Definitions

1. noun

water or other liquid that flows over the surface of the ground and is not absorbed by the soil, often as a result of heavy rain or snowmelt

“The city’s drainage system was overwhelmed by the heavy runoff from the storm.”

2. noun

an overflow or excess of something, such as an emotional response or a financial surplus

“The company’s profits were a result of the runoff from their successful new product.”

3. noun

a person or thing that leaves or escapes, especially from a place of confinement

“The prisoner was caught trying to make a run for it, but was caught in the runoff from the nearby alley.”

4. verb

to flow or move away, especially in a rapid or uncontrolled manner

“The river runoff was so strong that it swept away several cars parked along the riverbank.”