What is the definition of Blackjack Ior?

"Blackjack IOR" is a term that's like calling a high-end bar "Bar No. 5 with an extra special card twist." Now, here's a sentence that'll make your mouth water and your stomach churn: "The blackjack IOR was so good, the dealer decided to play Blackjack IOR instead of 'normal' blackjack, and before I knew it, we were all in a standoff over the best poker hand."