I am back - Crack
Iboga - Amphetamine; methylenedioxymethamphetamine (MDMA)
Ice - Cocaine; crack cocaine; smokable methamphetamine; methamphetamine; methylenedioxymethamphetamine (MDMA); phencyclidine (PCP)
Ice cream habit - Occasional use of drugs
Ice cube - Crack Cocaine
Icing - Cocaine
Idiot pills - Depressants
Ill - PCP
Illies - Marijuana dipped in PCP
Illing - Marijuana dipped in PCP
Illy - Marijuana cigarettes soaked in embalming fluid and dried
Illy momo - PCP
In - Connected with drug suppliers
Inbetweens - Amphetamine; depressants
Inca message - Cocaine
Indian boy - Marijuana
Indian hay - Marijuana from India
Indian hemp - Marijuana
Indica - Species of cannabis, found in hot climate, grows 3.5 to 4 feet
Indo - Marijuana term from Northern CA
Indonesian bud - Marijuana; opium
Instaga - Marijuana
Instagu - Marijuana
Instant zen - LSD
Interplanetary mission - Travel from one crackhouse to another to search for crack
Isda - Heroin
Issues - Crack Cocaine