For us in the late 80s, it was called knocking off as a play on nodding off. The local news was all over it. In fact, that's how my friends learned about it. I never did it but I had a few friends that would choke each other out to get high all the time.
For us in the late 80s, it was called knocking off as a play on nodding off. The local news was all over it. In fact, that's how my friends learned about it. I never did it but I had a few friends that would choke each other out to get high all the time.