What is the meaning of Quoit?

A flat disc of metal or stone thrown at a target in the game of quoits.

A ring of rubber or rope similarly used in the game of deck-quoits.

The flat stone covering a cromlech.

An ancient burial mound, synonymous with dolmen.

The discus used in ancient sports.

To play quoits.

To throw like a quoit.

Source: wiktionary.org