Wiktionary
n. (context billiards snooker pool English) (alternative form of eight-ball English)
WordNet
n. a black pool ball bearing the number 8; should be the last to go in certain pool games
Wikipedia
Eight Ball is a 1992 Australian film directed by Ray Argall.
Usage examples of "eight ball".
He set his hand bridge on the green felt top and with a smooth-honed stroke put away the seven ball in the side pocket, the eight ball on a bank the length of the table, which left the cue ball right behind the nine at a corner pocket.
His sound man pointed up to the tollgate turnaround, where the governor's Chrysler Imperial had just pulled up, winking and gleaming like a chromeinlaid eight ball in the summer sunshine.
A bunch of guys were playing a round of eight ball while a few more stood around sucking beers, the expressions of bored disgust on their faces showing the world what badasses they were.
When the stranger sank the eight ball in a hundred-dollar game, Slick&rsquo.