Top Definition
A sick twisted pearson, often found as crazy or insane. Not to be messed with could let lose at anytime like a loose cannon and have a masive anger attack.
"dude that guy's strange." "ya word on the street is he's an ILL1 dude i wouldn't get to close he might flip."
by ILL1 October 31, 2007
5 Words related to ILL1

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