(1):

(n.) A board on which a game is played, by pushing or driving pieces of metal or money to reach certain marks; also, the game itself. Called also shuffleboard, shoveboard, shovegroat, shovelpenny.

(2):

(n.) A game played on board ship in which the aim is to shove or drive with a cue wooden disks into divisions chalked on the deck; - called also shuffleboard.