Top Definition
Cost per Available Seat Mile

The cost to an airline to fly a seat 1 (nautical) mile
a stretched version of an aircraft often has a lower CASM due to more seats on board to spread the costs.

A 777-300ER has lower CASM than a 777-200ER.
by zkpilot May 22, 2011

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acronym for Crazy Asian Styling Mofo. Usually used as a noun, by substituting Mofo for Mophonic, forming a verb
Driving 50km over the speed limit while cutting your cronic on your lap with a machete? You CASM!
or
Jo, ja c da casmic rims on dat beast!
or
flamo, you are a deadset casm
by Djoe April 06, 2004

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

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.

Buy the mug

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