it comes from the origin of the word poo. Many people don tknow this but the word poo comes from Salpoo. In the 8th Century those who smelt particularily bad became known as Sal mans. Thsi developed into the firstname Salman.
it can also be used as an insult.
or simply SAL! which means the same as you are one big smelly poo..
a place north of NYC with the most disgusting people i have ever known or seen, even worse than hoodrats, who have no class or respect and most of the girls are crackwhores and the guys are guineas or white trash who for some reason believe that they actually have "street credibility" wen in reality they run when they see any type of minority at the fucking jefferson valley mall. there are very few exceptions.
those rich kids from westchester went to the south bronx to buy crack n they started poppin off and actin like they were gangsta n shyt n wound up gettin shot in the back of the head by sum real thugs, how hilarious!