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1.
the misspelling of the word vicious. People named malcolm tend to do this
Hey davy wavy is vicous. Oh no i meant vicious
by Malcolm Peacock April 06, 2008
 
2.
one who has sex with someone they aren't dating.
Carmen "Hey Roza, I heard you Vicous Ben last night."
Roza "Oh yeah! it was a one time thing, i don't think i'd do it again though, he was pretty bad."
by ho.bo. vampinja June 18, 2009