キャロムきゃろむMeanings1nouncarom; cannonA billiards term for a shot where the cue ball hits two object balls in succession. Used in carom billiards games.キャロムを決きめるには正せい確かくな角かく度どの計けい算さんが必ひつ要ようだ。Accurate angle calculation is necessary to make a carom.