abreviation for "Schutzstaffel". Schutz meaing "Defense" in German, and Staffel meaning "Echelon" in German. The Schutzstaffel was an elite quasi-military unit of the Nazi party that served as Hitler's personal guard and as a special security force in Germany and the occupied countries.
Insipid neo-nazis, who are ignorant of history, often write "SS" on walls and other objects as graffiti.
the only true heavy metal (some may consider it to be a subgenre, but power metal is what heavy metal would be today if all the crap, a.k.a. death/black/nu etc., was removed from existence) which usually includes medieval/fantasy lyrical themes and very complex musicianship.
King Diamond is power metal. Whomever says otherwise is grossly misinformed and apparently deaf.