In the Buddhist system of religion, the final emancipation of the soul from transmigration, and consequently a beatific enfrachisement from the evils of wordly existence, as by annihilation or absorption into the divine. See Buddhism.
Punk is musical freedom. It's saying, doing and playing what you want. In Webster's terms, 'nirvana' means freedom from pain, suffering and the external world, and that's pretty close to my definition of Punk Rock. Kurt Cobain