Definition of rockist in US English:

rockist

noun

  • A performer of conventional or orthodox rock music; (also) a person who considers rock to be superior to other types of popular music.

adjective

  • Characteristic of conventional or orthodox rock music; (also) characterized by a belief in the superiority of rock over other types of popular music.

Origin

1980s; earliest use found in Sounds. From rock + -ist.

Pronunciation

rockist

/ˈrɒkɪst/