Yelling any testicle-related words over the telephone, or across long distances. Testicle-related words include, but are not limited to: testicles, balls, nuts, and mansauce activators.
(from across the field) "HeyJohnny!"
"What?"
"BALLSSSSSS!"
While birds perfect birdcalls, young boys often hone their testicalls.
A fictional sport in the real world,
but apparently is real in the mind of Homsar from Homestar Runner.com, as demonstrated in the Strong Bad E-Mail "theme park". No one knows its origins, or what sport its most related to.
Synonymous to phoneballs, teleballs enable one to say things telephonically, that is, over the phone, that they would not normally be capable of saying when face-to-face.