ringie

noun2

1. •
   (Australia, New-Zealand) The manager of a two-up match who calls the result.

   • A formal “two-up” game is run by two men—the boxer and the ringie. […] The ringie takes care of operations inside the ring of side betters which gathers round the two protagonists. — 1949
2. •
   (informal, rare) Diminutive of ring.

   • Let’s Workout^([sic]) At F.F.C. & Shed Those Inches Instantly! Pick Up That Phone And Give Me A Ringie, Linda! — 1993