A skateboard game where all the players empty the spare change from their pockets, and put it on the ground. The players then proceed to play S-K-A-T-E or HORSE for the spare change.
"You wanna play some holla bills? I want a cheeseburger."
Noun--Money spent on things that have high value.
I went to buy a Escalade with phat rims, but it cost holla bills.