a board bearing the alphabet and various symbols, with a planchette that is moved by the fingers to spell out messages, an action believed by some people to be under the direction of spirits
See Ouija in American Heritage Dictionary 4
(wēˈjə, -jē)
A trademark used for a board with the alphabet and other symbols on it, and a planchette that is thought, when touched with the fingers, to move in such a way as to spell out spiritualistic and telepathic messages on the board.