A selfie picture of your nutsack, including veins and hair. It's meant to be done as a show of your ridiculous narcissism. Like a selfie, it can also be shared through social networking, but primarily privatechats like Whatsapp due to the disgusting nature of the picture.
Obnoxious friend: Hey, everyone, look at my balls!!! <sends picture to Whatsapp group>
Urologist friend: Hey man, WTF? looks like you have varicocele in your scrotum.
e.g. I just sent a ballfie to my friends in the group chat because I think I am awesome and my urologist friend told me my balls are dying of varicocele.
With reference to the prowess of the German international soccer star Michael Ballack; can be used to describe an event similar to his power and technique. Reknowned for scoring unstoppable goals and making crunching tackles in the game, describing something as "ballacked" can mean an event was executed precisely, or destroyed beyond repair.