Source : Webster's Revised Unabridged Dictionary (1913)

Carom \Car"om\, n. [Prob. corrupted fr. F. carumboler to carom,
   carambolage a carom, carambole the red ball in billiards.]
   (Billiards)
   A shot in which the ball struck with the cue comes in contact
   with two or more balls on the table; a hitting of two or more
   balls with the player's ball. In England it is called
   {cannon}.

Carom \Car"om\, v. i. (Billiards)
   To make a carom.

Source : WordNet®

carom
     n 1: a glancing rebound [syn: {ricochet}]
     2: a shot in billiards in which the cue ball contacts one
        object ball and then the other [syn: {cannon}]
     v 1: rebound after hitting; "The car caromed off several
          lampposts" [syn: {glance}]
     2: make a carom