(n) a person (or creature) whose eyes have a special quality of vacancy and vacuousness, reminiscent of a evil, bottomless anus. whether utterly daft or extremely crafty, those with "ass eyes" will appear to have no soul.
note: children and small animals commonly cry and/or take flight when caught in the gaze of an ass eye.
girl 1: yo, girl, i was co'chillin when i noticed "ass eyes" starring me down across the buss.
girl 2: gross.
girl 1: yeah, then when the bus stopped he purposely brushed up against my tits on his way out.
girl 2: fuckin' ass clown.