triactor

plural triactors

1. CanadaA trifecta (a bet in which the bettor must select the first three placegetters of a race in the order in which they finish).

   In horse racing a triactor ticket only pays off if the bettor can pick the top three horses and the exact order they'll finish. It's a difficult trick to pull off, one that requires both skill and luck.

   2017 December 21, Andrew Lupton, “If Gateway casino goes away, Western Fair District would be in 'a difficult spot,' CEO says”, in CBC News, archived from the original on 01 Aug 2019

   1 more example

   Alex, who normally gets $100 from Randi for his birthday, decides to give her a C-note with the stipulation that she use the money to wager on "Mummy's numbers"; one summer afternoon, they spend the day betting 2-3-6 triactors.

   2012, Kevin Chong, My Year of the Racehorse: Falling in Love With the Sport of Kings, Vancouver, B.C.: Greystone Books, →ISBN, page 161