Definitions
1.nounThe process by which, during the rendering of a three-dimensional scene, a pixel is replaced by one that is closer to the viewpoint, as determined by their Z coordinates.
2.verbTo withdraw more money from an account than there is credit; to make an overdraft
3.verbTo use a device for shooting arrows shorter than the draw of the bow.
4.verbTo exaggerate.
5.verbTo draw over the top of existing content.