0 in basketball, an attempt to throw the ball into the basket that completely misses it and the board behind it: --
1 in basketball, to try to throw the ball into the basket but completely miss it and the board behind it: --
He airballed the attempt at a three-pointer.
Airball can ascend stairs by jumping.
Suddenly, she's hit by an airball and faints.
He airballed a long 3-pointer.
There's nothing worse than an airball in basketball.