Glossary of cue sports terms - Wikipedia
Also apex ball, apex of the triangle, apex of the diamond or apex of the rack. The ball placed at the front of a group of racked object balls (i.e., toward the breaker and furthest from the racker), and in most games situated over the table's foot spot. : 32 around the table In carom games, a shot in which in attempting to score, the cue ball ...