Ideally, a style of music in which a small group of informed and active people get together and produce a raw, simplistic, chord-driven sound to back up lyrics that expose problems in the world and usually incite anger and energy.
If done wrong, however, it results in a bunch of freaks with dyed hair banging away on guitars and yammering about American idiots.
Punk's not dead
It just deserves to die
When it becomes another stale cartoon
A close-minded, self-centered social club
Ideas don't matter, it's who you know -Dead Kennedys