lexiphage

lexiphage

(graphics)
/lek'si-fayj"/ A notorious word chomper, implemented and named by John Doty in late 1972 on and HP calculator and later on ITS. The lexiphage program would draw on a selected victim's bitmapped terminal the words "THE BAG" in ornate letters, followed a pair of jaws biting pieces of it off.

http://lexiphage.com/).