1 definition by Iownthenotebookofsexyness@CTY

to be ultimately wrong, untrue, or unprovable in the most ultimate sense. Illogical. Related to, but not to be confused with fallacious.
Harry: I'm the coolest guy on campus.
Peter: That statement is FALLICIOUS!!!
by Iownthenotebookofsexyness@CTY September 25, 2008
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