Friend 1: Is it really true that Rashkovsky was invisible in the GTA V prison break heist?
Friend 2: Yes he was compeltlely invisible...
Friend 3: Don't trust everything he says (Friend 1) he's a capologist.
A person, usually a non-chav, who looks at and analyses Chav behaviour and mannerisms. Often a chavologist is someone who started out not understanding chavs, and wished to gain an insight into their ways.