Posted: Feb 26, 2018 9:45 pm
After researching this solidly for an entire 10 seconds, I finally found this...
https://en.wikipedia.org/wiki/Metalheadz
The name is a reference to the "metal heads" used to cut grooves onto a dubplate, the metal in the dubplates themselves, and also what Goldie has called "freaks like me obsessed with the latest metal acetates". Goldie credits Grooverider with the term.
https://en.wikipedia.org/wiki/Metalheadz