first time i saw the word chumpie was in the Double XX Posse liner notes for Put Ya Boots OnI was like wtf they say that at? This 90s rapper out in Cali Erule used it in the classic 'Listen Up'https://www.youtube.com/watch?v=wgf_ujr5XrEBut as you can tell from the flow he was highly NY influencedSpent a lot of my younger years in LA, I didn't like that snap shit either. The majority of people used the hand slap / fist bump combo before I left