noun plural but singular in construction see: billet Date: 1580 any of several games played on an oblong table by driving small balls against one another or into pockets with a cue
BILLIARDS
Meaning of BILLIARDS in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012