Savagely violent, vicious, ruthless, or cruel.
Disagreeably precise or penetrating.
Crude or unfeeling in manner or speech.
Harsh; unrelenting.
Direct and without attempt to disguise unpleasantness.
In extreme metal, to describe the speed of the music and the density of riffs.
Forceful, excessive, draconian, or abusive.
Working-class; having hands hardened from labor.