Top Definition
Banisteriopsis caapi is a tropical vine which contains harmine and other harmala alkaloids in its stems. It has a long history of use in South American ayahuasca brews.
Guy1- Dude you wanna do some of this shit i got
Guy2- What is it?
Guy1- Banisteriopsis caapi? I think
Guy2- What the fuck is that?
Guy1- Who cares
Guy2- Ok
by JEFF FOGLESOCKS September 16, 2006

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