
blue balls is when youre aroused for a long period of time and don't come, which causes your testicles to swell and leaving you with a need to go have a pop to relieve the pain.
sayin'
Maybe because you're 13 and probs aint got no sperm yet and you fire blanks because the sperm is still developing and it stings?
Want to hide these adverts? Register an account for free!