Top Definition
When a butt sticks out like an air conditioning unit.
"Whoa, did you see that girl from the side?"
"Yeah- that booty looks like a window unit.........
what an AC-butt"
by little kid lover09 June 13, 2009

The Urban Dictionary Mug

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The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary 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

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

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