Top Definition
Having the qualities of a playground game of grab-ass, ie, totally chaotic and disorganized.
John's presentation at the meeting was so grabasstic that no one knew what the hell he was getting at.
by Serpent January 07, 2004
1 more definition
One who is completely without worth. A person with no value whatsoever. Usually combined with other epithets on one's character.
"You are one unorganized, grabbasstic piece of amphibious shit!"

Loosely adapted from Full Metal Jacket
by ziptied April 02, 2003

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