It's funny. Tell someone to smoke your balls, and you'll realize how GREAT it is.
After you say it enough, and become popular. You can also say "Smoke em" or "Kid, smoke em, now". People will know what you mean.
"Zach, you're being a douche bag, smoke my balls."
Other person: "Hey, I like paintings and straw hats."
You: "Kid, smoke em, now."
When one buys a bag of sunflower seeds, and then proceeds to eat them.
Jesse: "Hey bro, you hitting the bag yet?"
Leighton: "Bro, I was BORN to hit the bag."
Another word for "masturbation" or "jerking off".
Jay: "So she walked in, and I'm on the bed, ballin' it."