1 a game played on an oblong cloth-covered table, with three balls struck with cues into pockets round the edge of the table.
2 (billiard) (in comb.) used in billiards (billiard-ball; billiard-table).
Etymology: orig. pl., f. F billard billiards, cue, dimin. of bille log: see BILLET(2)
Useful english dictionary. 2012.