The Mystic Pony

Slang term for doing meth.

Me: "Hey Dave. Are you riding the mystic pony?"
Dave: "AAAAAAAA;SLHDG;ALSDKJGA;SDLGKJADS;FLKJASDF;LKSJ"

Mystic Pony

A slang word for methamphetamine. Used as if one was riding the mystic pony.

That guy? Oh yeah, he's definitely riding the mystic pony.