Top Definition
A more polite, euphemistic, SFW way to describe someone who would otherwise be bat shit crazy
- Dude, so you ex threatened to break your necklace while you were sleeping?

- I know! I told you she was bat guano crazy!!!

- No wonder you dumped her, she IS bat guano crazy... just send her sorry ass to Arkham Asylum already!!!!
by el patron himself October 10, 2010

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

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).

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