Over time it's come to mean rock on, or whatever, but it definitely started out, at least, as signifying devil horns, ie, as used in <scary>SATANIC ROCK</scary>. I guess flashing the rock on/devil horns salute over the grave of your dead sibling/spouse/loved one (and the graves of other dead people you don't know) is certainly a choice.
Over time it's come to mean rock on, or whatever, but it definitely started out, at least, as signifying devil horns, ie, as used in <scary>SATANIC ROCK</scary>. I guess flashing the rock on/devil horns salute over the grave of your dead sibling/spouse/loved one (and the graves of other dead people you don't know) is certainly a choice.
Over time it's come to mean rock on, or whatever, but it definitely started out, at least, as signifying devil horns, ie, as used in <scary>SATANIC ROCK</scary>. I guess flashing the rock on/devil horns salute over the grave of your dead sibling/spouse/loved one (and the graves of other dead people you don't know) is certainly a choice.