The practice of creating a volcano-style effect on the balls. Take one bottle of a carbonated beverage of your choice, and shake it up until the liquid is almost exploding out from the fizzing. Carefully remove the cap, and quickly cover the open top with the balls (try not to let much air escape). Enjoy the eruption, bro.
1. "Man, my girl's so uptight, she won't even give me a ballcano."
2. "I got a free sample of diet Pepsi, but I don't like the taste, so I gave myself a sick ballcano with that shit."
2. "I got a free sample of diet Pepsi, but I don't like the taste, so I gave myself a sick ballcano with that shit."
by silvio ballusconi May 04, 2011
Get the ballcanomug. Frank: Man if i cant find a chic to sllep with soon, my ballcano is going to erupt!
Jimmy: I know i got like Mt. Ballhelen going on over here.
Jimmy: I know i got like Mt. Ballhelen going on over here.
by jbeezy621 March 04, 2007
Get the Ballcanomug. by ***allballskyle October 05, 2022
Get the Ballcanomug.