Note: The form 'billiard' is used as a modifier.
1.
Billiards is a game played on a large table, in which you use a long stick called a cue to hit balls against each other or into pockets around the sides of the table. (BRIT; in AM, use pocket ~ , pool )
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2.
Billiards is a game played on a large table, in which you use a long stick called a cue to hit balls against each other or against the walls around the sides of the table. (AM)
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