jonestown massacre means in slang: Jim Jones, a Baptist preacher from the mid 70’s created JonesTown. There were approximately 1000 residents and Jones promised them a utopian community. He later took them all to a remote area where he used cyanid-infused Kool-Aid to kill men, women and children. After killing the children, he shot himself and then brutally murdered them all. (in Slang Dictionary, added by Angie Gross)