(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.

(video games) A special item that provides the player with some ability or benefit.

plural of power-up

Third-person singular simple present indicative form of power up

simple past tense and past participle of power up

present participle of power up