Derived from the word Hallion -

The pentallion is five times more reprehensible than the run of the mill Hallion...
John - That fella Pat is a proper Hallion. He robbed a car up in Knocka and left it in the middle of Pana

Kevin - That's not Hallion behaviour, that fella is a f**kin Pentallion!!
by Urban Wordsmith November 19, 2007
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