Exacta

A bet selecting the first and second horses in a race in the correct order. An exacta box refers to paying a little more to ensure they can finish in either order.

Bolt

A sudden veering to the inside or outside rail, often caused by the horse spooking or shying from something.

Show Wager

Betting on a horse to finish in the first three spots, which pays out the same whether they win or run second or third.