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1.
A person with the name of Cassandra(or variuos forms of a name in which 'Cass' could be a nickname of) who is acting like an asshole.
Maureen: Hey, Cass, has anyone ever called you a casshole?
Me: No
Maureen: well, they could
by Casseblanca September 03, 2005
 
2.
1. a cat's asshole
2. may be characteristic of a human mouth, when puckered, or naturally occurring.
That girl has a casshole.
by Lisette Ivana January 30, 2007
 
3.
a bastard child with an extra extremedy (arm, leg, etc.)
That boy has an extra leg growing out of his rear, therefore, he is a casshole.
by Mray Smitar November 25, 2007