Burn a dog
1) To defecate; 2) a very large, and urgent bowel movement
"I really need to run, gotta burn a dog.", or "I'm gonna burn a dog, hop in the shower then I'll head over our way."
Burned Hot Dog
A burned hot dog is when a black guy shoves his penis in a hot dog bun to experience pleasure.
Guy 1: Did you ever eat a burned hot dog?
Guy 2: Eww that's dirty.
Guy 1: Yupp. Dirty and huge.
Guy 2: Eww that's dirty.
Guy 1: Yupp. Dirty and huge.