hot corner

Etymology
Because many hard-hit balls are hit there

Noun

 * 1)  Third base.
 * 2)  A corner of the screen configured to perform an action when the pointer is moved there.
 * 1)  A corner of the screen configured to perform an action when the pointer is moved there.
 * 1)  A corner of the screen configured to perform an action when the pointer is moved there.