joypopper

joy·pop

J0068700 (joi′pŏp′)intr.v. joy·popped, joy·pop·ping, joy·pops Slang To use a narcotic drug, especially heroin, occasionally without becoming addicted.
joy′pop′per n.

joypopper

(ˈdʒɔɪˌpɒpə) na person who takes addictive drugs occasionally without becoming addicted