"Subbies" are thought to be a form of opiate derived from a painkiller called Subatex. As of October 2006, usage is not particularly widespread but is however becoming an increasing problem among youths in Britsh towns and cities. Subatex is manufactured in Hull, England by Recket Benckiser.
"got any credit on your fone? I need some subbies from devo so I can wake up dripping, in a phone box with a trucker's penis in my ear".