Top definition
an adjective describing a person or scenario that combines ROCKSTAR LIFESTYLE along with ILL and INSANE. Illsane can only be used to describe crazy intense situations where no other word can properly describe the situation.
Last night was ILLSANE when we slayed them hoodrats and were partying like a rockstar
by Shark blood April 18, 2010
Get the mug
Get a ILLSANE mug for your friend Jerry.