billiards (gentlemans' game) (billiards (group of games), table games, ... Physical and Mental Activities (hierarchy name))
Note: Game that developed in the 19th century as a game of skill, using a cue ball for each player and a red striker ball. The object of the game is to use your cue ball to push the striker ball into your opponent’s cue ball. A billiards table does not have pockets.