Expression used to imply a person with low intelligence or feeble minded; can also be used to describe a foolish act. Generally used to provide a negative response to a harebrained question.
When you get hit so hard in a sport or in a fight, that when you hit the ground you get paralyzed, causing your arms to get stuck in a driving motion. Almost like your hands are on a wheel, driving a bus.
Tua Tagovalia got hit so hard on Thursday nightfootball, that his bitchass started driving the bus. He was whipping that hoe.
Spewing into the toilet. You are on your knees and your hands are on the bowl(steering wheel). People who drive the bus are usually drunk and drive it very cautiously, they hold onto the steering wheels firmlyx
Did you hear mum driving the porcelain buslast night? It kept me awake for hours! Dad said she was drinking spumante- i guess she got the desired result.