FUF aka the Farncombe Ultra Violence Firm
An elite group of high street wreckers dedicated to ultra-violence and going postal at every opportunity.
The FUF have a large number of secret members (similar to the iluminati) and can be recognised by their chest filled tatoos with FUF across them in hispanic font.
"do you want to go outside for some FUF ?"
"oh my god its the FUF, fighting the popo"