What does A True Metal Head mean?

A True Metal Head meaning in Urban Dictionary

'only an over-all Metal head usually seen with non-tight jeans, casual footwear, and an Iron Maiden shirt. Will listen to a broad spectral range of metal from Iron Maiden, Led Zeppelin, Ebony Sabbath to Pantera. The greatest and minimum annoying form of Metal mind, hard, down-to-earth, he doesn't feel the need to tell the whole world he likes material with gimmicky clothes types or cliques, he merely gets on with his own life and lets various other can get on with theirs.'