Kasu
A Japanese violent word which belong to Nouns less than "Shit", sometimes Adjectives. The original meaning of English is like: residue, lees, precipitation. It can take a few types of meaning and also indicate a direction of feelings. Often can be used against worthless/useless objects, inhumane act, and subhumans rather than human being.kasus
Example:
he is kasus !
he is kasus !