Bluetoothing

Nyaope users inject themselves with the drug and then draw their own blood and pass the syringe to others who hope to get a high. This is called bluetoothing. Obviously, this is a dangerous and foolish practice.

Source: wiktionary

After a second, the teen redrew the plunger and the syringe turned red with his blood. He withdrew the needle and handed the syringe over to someone who looked even younger. The second teen stuck the needle into his own arm and pushed the tainted blood into his vein. Bluetoothing, as this practice was called, was something Skellie knew about but would never try himself.

Source: wiktionary

Ms Volatabu says there is a “drastic shortage” of needle-syringe sites, which is fuelling dangerous practices like needle-sharing and bluetoothing and putting the onus on NGOs to distribute syringes as well as condoms.

Source: wiktionary