The white, bowler's version of ballin. It is usually shouted or exclaimed by serveral people when a fellow bowler does something epic such as throwing a strike or a sick split.
John: This mothalova Sam is ballin
Surge: nah ma nigguh, he bowlin
Sam: (bowls a strike)
The bowling team: Bowlin!
Sam: (Goes back to eating his nachos)
Keith: Sam I don't gotta deal with this bullshit. Get your ass down here or ill kcik you off the fuckin team.
Sam: (Grunts...on the inside)