S.T.P. definitions

S.T.P.

S.T.P. is slang for a particular hallucinogenic drug similar to, but more powerful than LSD.
Found on http://www.probertencyclopaedia.com/browse/ZS.HTM

---

S.T.P.

slang for a particular hallucinogenic drug similar to, but more powerful than LSD.
Found on https://www.easypacelearning.com/english-books/slang-words-a-to-z/375-slang

---