power trip

Noun

 * 1) Any activity which confers a sense of power on the person involved.
 * 2) The excitement that results from such an activity.
 * 3)  A power outage or a blackout, when an electrical device or system suddenly stops working.

Related terms

 * (may be related to sense 3)
 * (may be related to sense 3)
 * (may be related to sense 3)