Someone or something of low education or culture.
An underground populist visual art movement that arose in the Los Angeles area in the late 1960s, inspired by comics, punk music, graffiti, etc.
Unsophisticated, not intended for an audience of intelligence, education or culture.
A person or thing that is neither highbrow nor lowbrow, but in between.
Neither highbrow or lowbrow, but somewhere in between.