2.Youve just been outside and you have a cold ass.
John says: you mother just died
You say: im cass i didnt like her anyway
Bro i just went a walk and now im so cass i have to take a bath.
Military test station refered to as "Big Blue", that constantly breaks and will break at the worst possible time and can never be fixed.
Sgt: Damnit!! CASS is the biggest piece of shit ever, where's my RSTS bench?
He had what you would call a Cass, the opposite of a bubble butt.
2. A person, generally a girl, who ends up in a common-law marriage with their college room mate.
3. Any person with a black soul and a love of hacking.
2. Only a Cass would live with their college room mate for seven years.
3. OMG, John just changed my Myspace Profile. He's such a Cass!