plural of powerful owl

Ninox strenua, a large Australian owl.

The ability to breathe, especially to exhale, and therefore to speak, sing, blow, and so on, either loudly or at length.

(automotive) A system for reducing the driver's effort to steer, by using a power source to assist in turning the wheels.

(law) The inherent power, incident to sovereignty, of a state to regulate and exercise reasonable control over matters of public health, public morals, public safety, and in general, all things relating to the general welfare.

(Britain, slang) A tablet of the drug ecstasy.

Any tool powered by an electric motor. / (slang, derogatory) A very obnoxious person.

plural of power-up

Using steam power.

(transitive) To turn the electrical power on to a device as a precondition to making it operational. / (intransitive) To become ready for operation as a result of the provision of electrical power.