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 bus last night? It kept me awake for hours! Dad said she was drinking spumante- i guess she got the desired result.
by timbo6969 January 3, 2017
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When you've had too much to drink, and you wind up with two hands on the opened toilet in a kneeling position puking your guts out.
Man am I exhausted! I drank too much and was driving the porcelian bus all night!
by Ralph, the bus driver January 3, 2004
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To vomit-more precisely to vomit into a toilet.
After consuming the most of a case of beer, Chad ran to the bathromm where john caught him driving the white bus.
by mj_oblio June 17, 2004
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the act of performing oral sex on a woman;

Buses have large steering wheels that cause the driver to hold their arms outstretched and somewhat wide apart. This position is similar to the way you hold your arms when bending a woman's legs back to go down on her. Performing oral sex in this position is like driving a bus... the tuna bus.
My room mate walked in on me an my date when I was driving the tuna bus. She was so embarrassed.
by busy monster December 30, 2019
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When one is taking part in super sus activities…
Most commonly used in the video game Among Us (but also applicable IRL). When one is “driving the sus bus,” they are the sussest of all.
Dude 1: Red is in electric but not completing any tasks.😐
Dude 2: Yeah, he’s driving the sus bus!!!!
by poopoobeans🌝 July 6, 2021
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A situation that makes little to no sense.
Man, out of nowhere, a dude threw a pop-tart wrapped in bacon and underwear at me. Cat driving a school bus man...cat driving a school bus.
by aotsviewer September 21, 2010
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The act of sticking your thumb in a girls anus while hitting it doggie style and moving the thumb to make a motion similar to driving a motorized vehicle with a steering wheel.
Michelle: Ow fuck Dillon what was that
Dillon: Sorry honey I just always wanted to drive the bus
by DillyDp22 June 27, 2018
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