Quoit \Quoit\ (kwoit or koit), n. [OE. coite; cf. OF. coitier to spur, press, (assumed) LL. coctare, fr. L. coquere, coctum, to cook, burn, vex, harass, E. cook, also W. coete? a quoit.] 1. (a) A flattened ring-shaped piece of iron, to be pitched at a fixed object in play; hence, any heavy flat missile used for the same purpose, as a stone, piece of iron, etc. (b) pl. A game played with quoits. --Shak. [1913 Webster] 2. The discus of the ancients. See {Discus}. [1913 Webster] 3. A cromlech. [Prov. Eng.] --J. Morley. [1913 Webster]