1. a unit of measurement for the flow of water, equal to one cubic foot per second
Usage: technical; engineering

Examples

• The river’s flow rate was measured at 500 cusecs during the flood.
• Engineers calculated that the dam could release 1,200 cusecs safely.
• The irrigation canal carries 50 cusecs of water to the farmland.
• Water flow dropped to just 10 cusecs during the drought.
• The hydroelectric plant requires a minimum of 800 cusecs to operate efficiently.