PIST Views 5 meanings found PIST is best known as the Phuket International Sportfishing Tournament, but the acronym also serves a parental advocacy group on school transport and a Toronto paranormal investigation society. Miscellaneous Post Independence Survivors Trust Prévention Information Sida Toxicomanie Governmental Parents to Improve School Transportation Academic & Science Paranormal Investigation Society of Toronto Sports Phuket International Sportfishing Tournament