A word quite often used by chavs to describe anyone with hair more than half a centimetre long. Used by ignorant morons who make it a generic term for someone who likes rock music, when most of the time real 'grebs' don't care how they're classed.
Moron 1: Watch wer ur goin init.
Moron 2: Stupid greb wiv iz long 'air innit.
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