Definition of "overdraw"

overdraw

verb
third-person singular simple present overdraws, present participle overdrawing, simple past overdrew, past participle overdrawn
1. To withdraw more money from an account than there is credit; to make an overdraft
2. (archery) To use a device for shooting arrows shorter than the draw of the bow.
3. (dated) To exaggerate.
4. (computer graphics) To draw over the top of existing content.
5. (music) To draw the air in through a harmonica while adjusting the mouth so that the note goes up a half tone.
noun
countable and uncountable, plural overdraws
1. (computer graphics) The 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.