Flatulence resulting from ingesting shellfish.
After he finished off that bushel of crabs, his crabgas was so noxious that we had to pull over and put the top down on the convertible
by C Hop October 09, 2007

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Top Definition
Explosive and noxious flatulence following a crab feast; powerful gas.
Thad's crabgas was so bad that I knocked over the Old Bay seasoning while scrambling to pinch my nose shut.
by Chris Hops September 25, 2007

The Urban Dictionary Mug

Lotsa space for your liquids.

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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.

Create a mug

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.

Buy the t-shirt

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