Top Definition
A slang word for the very powerful prescription drug Alprazolam also know as Xanax in the Benzodiazepine family. They are highly abused and very addictive with a street value of 2$ a milligram.

The term "Yellow School Buses" gets its name from the 2mg XANAX pill which is shaped like a bar sometimes are yellow. The pill can be broken into 4 pieces each equaling .5 milligrams. Hence the name "Yellow School Buses"
Kenny: I woke up in a someones house and cant find my cell phone, wallet or my pant's and don't remember a damn thing.

Ivan: Must of been those Yellow School Buses you took.
by Ivan S Tessmer January 24, 2013

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A school bus that takes special Ed kids home after school.
Your so dumb, do you ride the yellow school bus to school?
by Dodo November 29, 2016

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Lotsa space for your liquids.

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Lotsa space for your liquids.

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Your favorite word on a white mug.

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The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

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The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt