Sentence:  Another killing was sparked when Tommy Hess, the bartender at Club 596, on Tenth Avenue, slapped the girl friend of a young <WSD>Westie</WSD>....Hess went on a list of some 60 homicides police say were committed by the <WSD>Westies</WSD>. 
Meaning of the word marked with <WSD> tags:  A member of a criminal gang based in Hell's Kitchen on the west side of Manhattan.