A word whose origins (Shit all over you with my ass) deals with defecation upon another using the body part in which defecation usually takes place. Usually said with anger in a deep, unintelligible dialect.
Used as a verb:
Teacher: You can't stop forgetting to do your homework! This is unacceptable behavior.
Student: SHIALOVAYUWIMIAS.

Used as an adjective:
Your face is shialovayuwimias

Used as a noun:
Kyle's such a shialovayuwimias.
by Svend Andersson April 15, 2006
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