" 'ad your bleedin' eyeful?" = have you seen enough? "largin' it in here.." = swaggering into the room like a VIP "wiv that rag round your neck" = with that ?tie? or ?scarf? around your neck "Dimwell" = a disreputable place in Discworld "pants" is slang for "rubbish", "low quality" I'm not familiar with Terry Pratchett's work, but he uses a lot of slang invented by himself....but I'll try to translate: Finally, she said, in a voice like pearls, "Have you seen enough? You are impertinent, swaggering in here like a VIP with that tie around your neck, when everyone knows that people from Dimwell are socially undesirable."