more cowbell

1) an element of music synonymous with more rocking.
2) an increase in rockage.

If this single is going to go gold, we're going to need more cowbell.

sard

Shortened version of sardcore, which is a combination of savage and hardcore.

It would be sard to be a contract killer

savage

brutal, yet awesome.

I can't believe Ivan Drago killed Apollo Creed; that was savage.

sardcore

brutally awesome, exceedingly good. Derived as a combination of savage and hardcore.

That new zombie movie is sardcore.