Nail - Marijuana cigarette
Nailed - Arrested
Nanoo - Heroin
Nebbies - Depressants
Nemmies - Depressants
New acid - PCP
New addition - Crack Cocaine
New Jack Swing - Heroin and morphine
New magic - PCP
Nexus - 2-(4-Bromo-2,5 diethoxy-phenyl)-ethylamine; also just know as 2CB
Nexus flipping - Use of Nexus (2-CB) and MDMA
Nice and easy - Heroin
Nickel bag - $5 worth of drugs; heroin
Nickel deck - Heroin
Nickel note - $5 bill
Nickelonians - Crack addicts
Niebla (Spanish) - PCP
Nieve (Spanish) - Cocaine
Nigra - Marijuana
Nimbies - Depressants
Nineteen - Amphetamine; methylenedioxymethamphetamine (MDMA)
Nix - Stranger among the group
Nod - Effects of heroin
Nods - Codeine cough syrup
Noise - Heroin
Nontoucher - Crack user who doesn't want affection during or after smoking crack
Nose - Cocaine; heroin
Nose candy - Cocaine
Nose drops - Liquified heroin
Nose powder - Cocaine
Nose stuff - Cocaine
NOX - Use of nitrous oxide and MDMA
Nubs - Peyote
Nugget - Amphetamine
Nuggets - Crack Cocaine
Number - Marijuana cigarette
Number 3 - Cocaine; heroin
Number 4 - Heroin
Number 8 - Heroin
Nurse - Heroin