deck quoits 
plural noun [treated as singular] British
A game in which rope quoits are aimed at a peg, played especially on cruise ships.Together we went to play both deck quoits and shuffleboard, winning a grand total of seven tickets....
- At sea, the game of deck quoits is played, the quoits being made of rings of rope.
- Lido Deck is the most popular place for sunbathing and with its broad and spacious decks, games such as shuffleboard, short tennis, cricket and deck quoits are played here.