Pronunciation: ( joi'stik"), [key]
1. Informal.the control stick of an airplane, tank, or other vehicle.
2. Computers.a lever resembling this, used to control movement of a cursor or other graphic element for video games and computer graphics.
3. any leverlike switch for controlling, manipulating, guiding, or the like. Also,joy' stick".
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.