English

Verb

power down ‎(third-person singular simple present powers down, present participle powering down, simple past and past participle powered down)

1. (transitive, intransitive) To switch off (something electrical).
   • 2014 June 29, Adam Sherwin, “UK cinemas ban Google glasses over piracy risk”, in The Independent:

     Google Glass batteries power down after 45 minutes of continuous recording, making it unlikely anyone could capture an entire film.