The act of saying something completely irrelevant and or erroneous to the topic that is currently being discussed. When said, it is usually in the context of being completely stupid/ borderline retarded.
So what do you think of the stimulus package" "My shirt is blue like your balls"
an extremly angry italian with the worst temper in the world. stay clear if you love life. have a death wish? simple find an Agliata and call him short, the rest is magic.
You hear about that guy who killed four guys in a fight?
Yeah, he's prolly an Agliata.