noun: (UK, dialect) The crop of hay obtained from a meadow.
noun: The process by which gases passing beneath the electrodes of an electrostatic precipitator pick up dust from the hoppers, removing it from the precipitator exit.
noun: Detritus that is swept up with a broom or similar implement.
noun: The circuit of an oscilloscope used to track the time dimension.
noun: The act of sweeping or flowing.
noun: The movement of matter by a current.
noun: The matter that has been moved by a current.
noun: The state when a sweepboat is moving faster than the current of the water.