A sentence containing every letter of the alphabet. Useful in font demonstrations. Frequently used are phrases like "How razorback-jumping frogs can level six piqued gymnasts!" or "The quick brown fox jumps over the lazy dog." But less common are "The risque gown makes a very brazen exposure of juicy flesh." or "Jaded zombies acted quaintly but kept driving their oxen forward" or even "The sex life of the woodchuck is a provocative question for most vertebrate zoology majors." and the even more rare "Jelly-like above the high wire, six quaking pachyderms kept the climax of the extravaganza in a dazzling state of flux."