What is Outage?

Outage definition and meaning on Dictionary terms:

an interruption or failure in the supply of power, especially electricity.
the period during which power is lost: a two-hour outage on the East Coast.
a stoppage in the functioning of a machine or mechanism due to a failure in the supply of power or electricity.
the quantity of goods lost or lacking from a shipment.Compare innage(def 1).
Aeronautics. the amount of fuel used during a flight.Compare innage(def 2).