grebo

noun4

1. •
   (UK, slang) A member of an alternative subculture, typically one based on rock music, as opposed to a chav or townie.

   • But the realistic side stepped in — y'know, if you're on the point of giving birth, you don't really need a bunch of grebos playing some dodgy old music downstairs. — 2002
2. •
   (UK, slang) A member of a United Kingdom subculture of the late 1980s and early 1990s, musically affiliated with garage rock and electronica, typically wearing baggy clothes and hair in high ponytails.

   • The highlight of my school days was one day in the mid-70s. There was a sort of glam-rock cult called the Grebos back then who wore smartish Disco clothes […] — 1998
3. •
   A short-lived subgenre of alternative rock music in the late 1980s and early 1990s, with influences from punk rock, electronic dance music, hip-hop, and psychedelia.

   • […] they were soon pigeonholed under the banner of "grebo rock" […] — 1995
4. •
   (slang, old-fashioned) A greaser or biker.

noun1

1. •
   A member of an ethnic group or subgroup within the larger Kru group of Africa.