A slang term describing a battery-powered device that is completely dead and unable to turn on. It indicates that the internal cells have drained below the minimum voltage threshold required by the power management IC to boot the system.
Heard on the job
I can't run the diagnostic right now, the prototype unit is out-of-battery and needs to sit on the charger for a few minutes.
Related terms
Battery-backed
Describing a volatile memory or real-time clock circuit that uses a small local battery to retain data when main power is lost.
Suicide battery
An internal battery that maintains volatile memory containing critical operational data, rendering the device permanently inoperable if it dies.