gateway drug

US /ˈɡeɪtweɪ drʌɡ/
UK /ˈɡeɪtweɪ drʌɡ/
"gateway drug" picture
1.

Einstiegsdroge

a drug whose use is thought to lead to the use of more dangerous drugs (such as heroin or cocaine)

:
Marijuana is often considered a gateway drug by some.
Marihuana wird von manchen oft als Einstiegsdroge angesehen.
The theory of gateway drugs suggests a progression from less harmful to more harmful substances.
Die Theorie der Einstiegsdrogen legt eine Progression von weniger schädlichen zu schädlicheren Substanzen nahe.