An "unc" is typically an Italian-American gangster/mobster, often living around the area of New York. (However there have been numerous sightings around various football stadiums in England)
Aesthetically, they are often very smartly dressed, with neat, well-kept hair; however often hair can be gelled back/ combed over.
Typically using a specific Italian-American accent, words such as "burger" are pronounced "boy-ger". Often deal in organised crime and football management.
Unc #1 (the original)- "I see, said the blind man as he walked into the lamppost".
Try'n'Save man- "Capiche?" + "Juvenile hall... juvenile hall..."
Mr. Hodgson (Fulham)- "Copacabana"