Definitions by taylor fantasitctease

jerf-ball 

A nerf ball thats been jacked off on and used to be thrown on a kid.

i totally threw that jerf-ball on that gay kid Timmy.

jerf-ball by taylor fantasitctease December 26, 2008

jerf

To jizz on a nerf ball

I totally jerfed and threw the ball on Timmy.

jerf by taylor fantasitctease December 26, 2008