a person of unreputable background
that michael is a real hallion.
by aj March 3, 2005
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noun Hallion:

1. A messer, a brat, a naughty child.

2. A lady of very little ladylike features, i.e. a Slapper
1. That wee son of yours is a hallion if he was mine i'd wring his neck.

2. Darlin, ur the biggest hallion I know, I'm lovin ur work.
by Mattfink October 6, 2006
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A person from a Bad Background or a person that is always up to mischief
1. You're jimmy's a dirty hallion if i was you i'd wind his neck in
by Your Fuckin Da May 24, 2011
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Confused ass who seems to think that everyone, including "yanks" (who says that anyway?), wants to be Irish.
Beef hallion: "You wanna be Irish don't you?"
Me: "Uh, guess it might be fun for a day to see what it feels like to be obnoxious and short."
Beef hallion: "You have to be born there, bloke!"
Me: "Oh, that's too bad."
by Reggin May 31, 2004
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A hallion that is both thick,rich and dairy in nature.

Something that is ridiculously awesome
Person 1: Mate, this sandwich is fucking unreal...

Person 2: It's a creamy hallion!!

beast, sweet, hallion, creamy
by Tokahontus September 29, 2010
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