Skell - Wikipedia
History. In its modern form, the use of skell as a slang term in the United States appears to date only from the 1960s, most especially from New York City. The word has sometimes been used by the police officer characters on the TV shows NYPD Blue, Third Watch, Gotham, Law and Order: SVU, and Blue Bloods.The term has been so overused on these programs that it has essentially come to mean any ...