psilocybin and psilocin is a drug: its street names are magic mushrooms,shroomies and s'rooms
There is alot of slang/street names for Hallucinogens like power powder, magic dust, and many more
"magic"
Some slang terms for LSD are:HitTabAcidThe GooseBlotterMicrodotDropTripLucy in the sky with diamondsRainbow SkittlesWacky Tic-TakysDelicious CandyFrench Tic-TacsEuropean Tic-Tacs
People invent slang.
Desomorphine is its official generic name, and Permonid is its commercial name in at least one country. Krokodil is the original street name. Crocodile is just the Americanized version of the Russian street name. It seems to be too new in the US to have other street names.
"Mugging" is slang for robbing or stealing from someone using force or threats. It refers to a type of street crime where a person is targeted and their belongings are taken forcefully.
There aren't slang terms for people's names.
Chinese slang for hooker
Saying names in the back slang requires no strict rules.
Speed IS a slang name. It means amphetamines. Click the related question to find more slang.
Poppers
Tater Juice. =)