1. Of a liquid or gas, to exit from something or some place in a great gush or burst. Blood surged out of the wound in his chest. Cold air surged out as the scientists opened the door to the cryogenic chamber.

2. Of person or animal, to exit from something or some place very quickly and suddenly, with a great burst of speed. Sarah's mother surged out of the car and snatched the cigarette from her lips. I was trying to peer into the mysterious cave when suddenly a bear surged out and bore down on me with incredible speed.

3. Of electricity in a power grid, to become temporarily lost or unavailable due to a sudden increase or oscillation in electric current or voltage within a particular area. The power had surged out across the whole city as a result of the earthquake.

4. To radiate or emanate off, out, or away from someone or something. The boss's anger surged out like water from a burst dam. A wall of heat surged out of the burning building as the firefighter kicked open the front door to make her way inside.