Definitions by Rexan - Earthen Ring

Azquake

shaking and vibration at the surface of Azeroth resulting from underground movement along a fault plane or from volcanic activity. Thought to be the prelude to the end of the world.

The Azquakes are happening more frequently now... that last one nearly buried undercity

Azquake by Rexan - Earthen Ring October 22, 2010