What is Off Your Eyeballs!?
1.
noun; 1.) a mean taunt commonly used in NBA Street Homecourt
2.) When a basketball is thrown gently onto an opposing team member's face and/or eyeballs and is bounced back to the ball-handler's hands.
See second definiton and a person in the audience screaming "OFF YOUR EYEBALLS!" as and/or after the action occurs.
See