A circular piece of paper or certificate issued by the UK DVLA signifying that you have had a onerous amount of tax pounds forcibly on pain of death or worse extracted from your pitiful assets originally and laughably called the "road fund licence" implying that it goes to pay for road repairs and improvements when all along you have a sneaking suspicion that it provides fishing rods, luxury accomodation and pre-owned cars to asylum seekers in Dover, that kind of thing.