Verb, intransitive,transitive: To hit someone in the testicles.
He was being an ass, so I ball-tapped him.
To painfully hit someone in the balls by the flick of the wrist and laugh on their behalf or roll on the ground if it is done to you.
I had 3 friend who were spending the night for 2 weeks while my parents were gone. They gave me a wedgie and pulled my boxers over my head. Every time I tried to pick it out they would hold me down and would each ball tap me 100 times. (I never got the wedgie out for the entire two weeks and I counted I was ball taped a total of 15,900 times).
Mans greatest fear. Feared more than Oprah
Jim: What would be the worst way to die?
Bill: Get a balltap by Oprah
1. A swift unexpected strike to a male's crotch, often with an open palm.
2. A game involving hitting other males in the crotch: the Antagonist initiates the game by saying "Balltap?" to the Target. If the Target responds affirmatively in any fashion or repeats the word "Balltap" back, it is legitimate for the Antagonist to attempt a balltap. The Target may defend by either responding negatively, ending the game, or responding affirmatively and rapidly attempting to balltap the Antagonist (a Reversal).
Male 1: "Balltap?"
Male 2: (confused) "Balltap?"
Male 1 strikes Male 2 in crotch.
Male 2: "Owww! Fuck!"
Male 1: "I win."
When you flick your hand really fast and hit a guys balls.
My girlfriend got mad at me so she tied me down and ball tapped me until my cock and balls were bruised and slightly bleeding.
To bash one in the cock and laugh at their pain.
Jimmy wound up and gave Ted a ball tap. Ted threw up because his balls were in his stomach