Definitions for "Inrush"
A rush inwards; as, the inrush of the tide.
To rush in.
The initial surge of current that the output of a timer handles when switching certain loads, such as tungsten lamps, motors or capacitive loads.
The amount of current drawn when a motor is first switched on. This can be 6 to 8 times the normal running current draw.
current When a power supply is first turned on there are a lot of capacitors and inductors that are empty. Inrush current is the transient amount of current that it takes to charge these capacitors and inductors and thus start up the power supply.
an inflow; "an inpouring of spiritual comfort"