1. capacity, duty, performance, net refrigeration produced by a system.

2. (general) current, voltage, power, or driving force delivered by a circuit or device; terminals or other places where current, voltage, power, or driving force may be delivered by a circuit of device.

3. electronic digital computer. Data that have been processed; state or sequence of states occurring on a specified output channel; device or collective set of devices used for taking data out of a device; channel for expressing a state of a device or logic element.